"二" • Chinese-English Dictionary
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| 二 |  èr | two / 2 / (Beijing dialect) stupid |   | ||||||||||||||||||||||
Results beginning with 二 | |||||||||||||||||||||||||
| 二手 | èr shǒu | indirectly acquired / second-hand (information, equipment etc) / assistant | | ||||||||||||||||||||||
| 二十 | èr shí | twenty / 20 | | ||||||||||||||||||||||
| 二级 | èr jí | grade 2 / second class / category B | | ||||||||||||||||||||||
| 二次 | èr cì | second (i.e. number two) / second time / twice / (math.) quadratic (of degree two) | | ||||||||||||||||||||||
| 二月 | Er4 yuè | February / second month (of the lunar year) | | ||||||||||||||||||||||
| 二者 | èr zhě | both / both of them / neither | | ||||||||||||||||||||||
| 二战 | Er4 zhàn | World War II | | ||||||||||||||||||||||
| 二百 | èr bǎi | two hundred / 200 | | ||||||||||||||||||||||
| 二哥 | èr gē | second brother | | ||||||||||||||||||||||
| 二号 | èr hào | 2nd day of the month | | ||||||||||||||||||||||
| 二话 | èr huà | objection / differing opinion | | ||||||||||||||||||||||
| 二来 | èr lái | secondly, ... | | ||||||||||||||||||||||
| 二代 | èr dài | second generation | | ||||||||||||||||||||||
| 二奶 | èr nǎi | mistress / second wife / lover | | ||||||||||||||||||||||
| 二度 | èr dù | again / twice / (music) second (i.e. an interval between adjacent notes) | | ||||||||||||||||||||||
| 二分 | èr fēn | second part / the equinox | | ||||||||||||||||||||||
| 二世 | èr shì | the Second (of numbered kings) / second generation (e.g. Chinese Americans) | | ||||||||||||||||||||||
| 二胡 | èr hú | erhu (Chinese 2-string fiddle) / alto fiddle / CL:把[ba3] | | ||||||||||||||||||||||
| 二元 | èr yuán | duality / dual / bipolar / binary | | ||||||||||||||||||||||
| 二维 | èr wéi | two-dimensional | | ||||||||||||||||||||||
| 二等 | èr děng | second class / second-rate | | ||||||||||||||||||||||
| 二流 | èr liú | second-rate / second-tier | | ||||||||||||||||||||||
| 二房 | èr fáng | second branch of an extended family / concubine | | ||||||||||||||||||||||
| 二老 | èr lǎo | mother and father / parents | | ||||||||||||||||||||||
| 二郎 | Er4 láng | see 二郎神[Er4 lang2 shen2] | | ||||||||||||||||||||||
| 二八 | èr bā | 16 / sixteen | | ||||||||||||||||||||||
| 二甲 | èr jiǎ | 2nd rank of candidates who passed the imperial examination (i.e. 4th place and up) | | ||||||||||||||||||||||
| 二轮 | èr lún | second round (of a match or election) | | ||||||||||||||||||||||
| 二更 | èr gēng | second of the five night watch periods 21:00-23:00 (old) | | ||||||||||||||||||||||
| 二重 | èr chóng | double / repeated twice | | ||||||||||||||||||||||
| 二指 | èr zhǐ | index finger | | ||||||||||||||||||||||
| 二连 | Er4 lián | Erlian Basin in Inner Mongolia | | ||||||||||||||||||||||
| 二进 | èr jìn | binary (math.) | | ||||||||||||||||||||||
| 二心 | èr xīn | disloyalty / half-heartedness / duplicity | | ||||||||||||||||||||||
| 二副 | èr fù | second officer (of ship) / second mate | | ||||||||||||||||||||||
| 二胎 | èr tāi | second pregnancy | | ||||||||||||||||||||||
| 二黄 | èr huáng | one of the two chief types of music in Chinese opera / Peking opera / also written 二簧[er4 huang2] / see also 西皮[xi1 pi2] | | ||||||||||||||||||||||
| 二宝 | èr bǎo | second child / second baby | | ||||||||||||||||||||||
| 二屄 | èr bī | (slang) idiot / idiotic | | ||||||||||||||||||||||
| 二逼 | èr bī | variant of 二屄[er4 bi1] | | ||||||||||||||||||||||
| 二便 | èr biàn | urination and defecation | | ||||||||||||||||||||||
| 二侧 | èr cè | two sides | | ||||||||||||||||||||||
| 二醇 | èr chún | glycol | | ||||||||||||||||||||||
| 二道 | Er4 dào | Erdao district of Changchun city 長春市|长春市, Jilin | | ||||||||||||||||||||||
| 二伏 | èr fú | 中伏[zhong1 fu2] | | ||||||||||||||||||||||
| 二哈 | èr hā | (coll.) silly but cute husky (dog) | | ||||||||||||||||||||||
| 二簧 | èr huáng | variant of 二黃|二黄[er4 huang2] | | ||||||||||||||||||||||
| 二婚 | èr hūn | (coll.) (usu. of women in former times) to marry for a second time / second marriage / person who remarries | | ||||||||||||||||||||||
| 二货 | èr huò | (slang) fool / dunce / foolishly cute person | | ||||||||||||||||||||||
| 二价 | èr jià | negotiable price / (chemistry) divalent / bivalent | | ||||||||||||||||||||||
| 二简 | èr jiǎn | abbr. for 第二次漢字簡化方案|第二次汉字简化方案[Di4 er4 ci4 Han4 zi4 Jian3 hua4 Fang1 an4] | | ||||||||||||||||||||||
| 二阶 | èr jiē | second order / quadratic (math.) | | ||||||||||||||||||||||
| 二林 | Er4 lín | Erlin or Erhlin Town in Changhua County 彰化縣|彰化县[Zhang1 hua4 Xian4], Taiwan | | ||||||||||||||||||||||
| 二仑 | Er4 lún | Erlun or Erhlun township in Yunlin county 雲林縣|云林县[Yun2 lin2 xian4], Taiwan | | ||||||||||||||||||||||
| 二审 | èr shěn | (law) second instance / second trial | | ||||||||||||||||||||||
| 二声 | èr shēng | second tone | | ||||||||||||||||||||||
| 二水 | Er4 shuǐ | Ershui or Erhshui Township in Changhua County 彰化縣|彰化县[Zhang1 hua4 Xian4], Taiwan | | ||||||||||||||||||||||
| 二糖 | èr táng | disaccharide | | ||||||||||||||||||||||
| 二汤 | èr tāng | second bouillon, a light broth obtained by reboiling ingredients that were previously used to make a full-strength first bouillon 頭湯|头汤[tou2tang1] | | ||||||||||||||||||||||
| 二致 | èr zhì | difference (usu. follows 無|无[wu2] as in 毫無二致|毫无二致[hao2wu2-er4zhi4] or 別無二致|别无二致[bie2wu2-er4zhi4]) | | ||||||||||||||||||||||
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| 二手房 | èr shǒu fáng | second-hand house / house acquired indirectly through a middle-man | |
| 二十一 | èr shí yī | twenty-one | |
| 二手车 | èr shǒu chē | second-hand car | |
| 二十四 | èr shí sì | 24 | |
| 二十五 | èr shí wǔ | twenty five | |
| 二极管 | èr jí guǎn | diode | |
| 二十三 | èr shí sān | 23 | |
| 二进制 | èr jìn zhì | binary system (math.) | |
| 二十七 | èr shí qī | twenty-seven | |
| 二合一 | èr hé yī | 2-in-1 / two-in-one | |
| 二人转 | èr rén zhuàn | genre of song-and-dance duet popular in northeast China | |
| 二甲苯 | èr jiǎ běn | xylene | |
| 二锅头 | èr guō tóu | erguotou (sorghum liquor) | |
| 二手货 | èr shǒu huò | second-hand goods / used goods | |
| 二月份 | èr yuè fèn | February | |
| 二郎腿 | èr láng tuǐ | one leg over the other (legs crossed) | |
| 二郎神 | Er4 láng shén | Erlangshen, Chinese deity | |
| 二百五 | èr bǎi wǔ | idiot / stupid person / a dope | |
| 二叉树 | èr chā shù | binary tree | |
| 二头肌 | èr tóu jī | biceps muscle | |
| 二年生 | èr nián shēng | biennial (botany) | |
| 二恶英 | èr è yīng | dioxin | |
| 二把手 | èr bǎ shǒu | deputy leader / the second-in-command | |
| 二房东 | èr fáng dōng | sublandlord / tenant who sublets | |
| 二元论 | èr yuán lùn | dualism, belief that the universe is made of two different substance (e.g. mind and matter or good and evil) | |
| 二项式 | èr xiàng shì | two items / binomial (math.) | |
| 二流子 | èr liú zi | loafer / idler / bum | |
| 二重性 | èr chóng xìng | dualism / two sided / double nature | |
| 二次元 | èr cì yuán | two-dimensional / the fictional worlds of anime, comics and games | |
| 二维码 | èr wéi mǎ | 2D barcode / matrix code / (esp.) QR code | |
| 二节棍 | èr jié gùn | nunchaku (weapon with two rods joined by a short chain, used in martial arts) | |
| 二倍体 | èr bèi tǐ | diploid (in cell biology) | |
| 二阿姨 | èr ā yí | auntie, second eldest of sisters in mother's family | |
| 二把刀 | èr bǎ dāo | inexpert / a botcher | |
| 二遍苦 | èr biàn kǔ | second persecution | |
| 二部制 | èr bù zhì | two shift system (in schools) | |
| 二产妇 | èr chǎn fù | lady who has given birth twice | |
| 二茬罪 | èr chá zuì | to suffer second persecution | |
| 二齿兽 | èr chǐ shòu | dicynodon | |
| 二重唱 | èr chóng chàng | duet | |
| 二重根 | èr chóng gēn | a double root of an equation | |
| 二重奏 | èr chóng zòu | duet (in music) | |
| 二次方 | èr cì fāng | square (i.e. x times x) | |
| 二次曲 | èr cì qū | quadratic curve / conic section (geometry) | |
| 二次型 | èr cì xíng | quadratic form (math.) | |
| 二道江 | Er4 dào jiāng | Erdaojiang district of Tonghua city 通化市, Jilin | |
| 二道区 | Er4 dào qū | Erdao district of Changchun city 長春市|长春市, Jilin | |
| 二等舱 | èr děng cāng | second class cabin | |
| 二等车 | èr děng chē | second-class carriage (of a train) | |
| 二叠纪 | Er4 dié jì | Permian (geological period 292-250m years ago) | |
| 二迭纪 | Er4 dié jì | Permian (geological period 292-250m years ago) / also written 二疊紀|二叠纪 | |
| 二丁醚 | èr dīng mí | dibutyl ether | |
| 二地主 | èr dì zhǔ | sublandlord / tenant who sublets | |
| 二东山 | èr dōng shān | Yi | |
| 二俄英 | èr è yīng | dioxin | |
| 二分点 | èr fēn diǎn | the two equinoxes | |
| 二分裂 | èr fēn liè | binary division (in bacterial reproduction) | |
| 二甘醇 | èr gān chún | diethylene glycol / glycerin (used in antifreeze) | |
| 二杆子 | èr gān zi | hot-tempered / rash / hot-tempered person | |
| 二尕子 | èr gǎ zi | scoundrel | |
| 二鬼子 | èr guǐ zi | traitor / collaborator with the enemy | |
| 二过一 | èr guò yī | (soccer) one-two / push-and-run | |
| 二皇帝 | èr huáng dì | second emperor of a dynasty | |
| 二婚头 | èr hūn tóu | remarried lady (contemptuous term) / lady who marries for a second time | |
| 二尖瓣 | èr jiān bàn | mitral valve (physiology) | |
| 二进宫 | èr jìn gōng | name of a famous opera / (slang) to go to jail for a second offense | |
| 二级头 | èr jí tóu | second stage (diving) | |
| 二聚体 | èr jù tǐ | dimer (chemistry) | |
| 二愣子 | èr lèng zi | stupid person / dolt / rash (slang) | |
| 二林镇 | Er4 lín zhèn | Erlin or Erhlin Town in Changhua County 彰化縣|彰化县[Zhang1 hua4 Xian4], Taiwan | |
| 二里头 | Er4 lǐ tou | Erlitou (Xia dynasty 夏朝[Xia4 chao2] archaeological site at Yanshi 偃師|偃师[Yan3 shi1] in Luoyang 洛陽|洛阳[Luo4 yang2], Henan) | |
| 二硫键 | èr liú jiàn | disulfide (chemistry) | |
| 二氯胺 | èr lu:4 àn | dichloramine | |
| 二轮片 | èr lún piàn | second-run movie | |
| 二仑乡 | Er4 lún xiāng | Erlun or Erhlun township in Yunlin county 雲林縣|云林县[Yun2 lin2 xian4], Taiwan | |
| 二毛子 | èr máo zi | lit. secondary foreigner / (derogatory term for Chinese Christians and others associated with foreigners, used at the time of the Boxer Rebellion) / (coll.) westernized Chinese person / (derog.) person of mixed Chinese and Russian blood / (slang) Ukraine / German shepherd dog / (dialect) two-year-old goat | |
| 二名法 | èr míng fǎ | binomial nomenclature (taxonomy) | |
| 二拇指 | èr mu zhǐ | index finger | |
| 二七区 | Er4 qī Qū | Erqi District of Zhengzhou City 鄭州市|郑州市[Zheng4 zhou1 Shi4], Henan | |
| 二人台 | èr rén tái | genre of song-and-dance duet popular in Inner Mongolia | |
| 二十多 | èr shí duō | over 20 | |
| 二十万 | èr shí wàn | 200 thousand | |
| 二十亿 | èr shí yì | two billion | |
| 二手烟 | èr shǒu yān | second-hand smoke | |
| 二水货 | èr shuǐ huò | used goods / second hand goods | |
| 二水乡 | Er4 shuǐ xiāng | Ershui or Erhshui Township in Changhua County 彰化縣|彰化县[Zhang1 hua4 Xian4], Taiwan | |
| 二烯烃 | èr xī tīng | diene / alkadiene / diolefin | |
| 二氧芑 | èr yǎng qǐ | dioxin | |
| 二元醇 | èr yuán chún | ethyl alcohol C2H5OH | |
| 二元剂 | èr yuán jì | binary agent | |
Approximate Results for 二 | ||||
| 第二 | dì èr | second / number two / next / secondary | | |
| 十二 | shí èr | twelve / 12 | | |
| 周二 | Zhōu èr | Tuesday | | |
| 一二 | yī èr | one or two / a few / a little / just a bit | | |
| 老二 | lǎo èr | second-eldest child in a family / (euphemism) penis | | |
| 其二 | qí èr | secondly / the other (usu. of two) / the second | | |
| 初二 | chū èr | 2nd year in junior middle school / 2nd day of a lunar month / 2nd day of lunar New Year | | |
| 大二 | dà èr | second-year university student | | |
| 小二 | xiǎo èr | waiter | | |
| 封二 | fēng èr | inside front cover | | |
| 不二 | bù èr | the only (choice, way etc) / undivided (loyalty) | | |
| 唯二 | wéi èr | (slang) (adjective) (of one thing) one of the only two / (of two things) the only two | | |
| 么二 | yāo èr | one-two or ace-deuce (smallest throw at dice) / a prostitute | | |
| 幺二 | yāo èr | one-two or ace-deuce (smallest throw at dice) / a prostitute | | |
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| 第二天 | dì èr tiān | next day / the morrow | |
| 第二次 | dì èr cì | the second time / second / number two | |
| 星期二 | Xīng qī èr | Tuesday | |
| 十二月 | Shí èr yuè | December / twelfth month (of the lunar year) | |
| 第二代 | dì èr dài | second generation | |
| 第二轮 | dì èr lún | second round (of match, or election) | |
| 第二位 | dì èr wèi | second place | |
| 第十二 | dì shí èr | twelfth | |
| 第二十 | dì èr shí | twentieth | |
| 乙二醇 | yǐ èr chún | glycol / ethylene glycol C2H4(OH)2 (antifreeze) | |
| 十二分 | shí èr fēn | exceedingly / hundred percent / everything and more | |
| 包二奶 | bāo èr nǎi | to cohabit with and financially support a mistress | |
| 丙二醇 | bǐng èr chún | propylene glycol / propane-1,2-diol C3H6(OH)2 | |
| 十二宫 | shí èr gōng | the twelve equatorial constellations or signs of the zodiac in Western astronomy and astrology, namely: Aries 白羊[Bai2 yang2], Taurus 金牛[Jin4 niu2], Gemini 雙子|双子[Shuang1 zi3], Cancer 巨蟹[Ju4 xie4], Leo 獅子|狮子[Shi1 zi3], Virgo 室女[Shi4 nu:3], Libra 天秤[Tian1 cheng4], Scorpio 天蠍|天蝎[Tian1 xie1], Sagittarius 人馬|人马[Ren2 ma3], Capricorn 摩羯[Mo2 jie2], Aquarius 寶瓶|宝瓶[Bao3 ping2], Pisces 雙魚|双鱼[Shuang1 yu2] | |
| 丁二烯 | dīng èr xī | butadiene C4H6 / biethylene | |
| 己二酸 | jǐ èr suān | adipic acid | |
| 礼拜二 | Lǐ bài èr | Tuesday | |
| 附表二 | Schedule II | | |
| 八二丹 | bā èr dān | eight-to-two powder (TCM) | |
| 北二外 | Běi Er4 wài | abbr. for 北京第二外國語學院|北京第二外国语学院[Bei3 jing1 Di4 er4 Wai4 guo2 yu3 Xue2 yuan4] | |
| 本周二 | běn zhōu èr | this Tuesday | |
| 不二价 | bù èr jià | one price for all / fixed price | |
| 店小二 | diàn xiǎo èr | (old) (in a tavern or inn etc) waiter / attendant | |
| 第二春 | dì èr chūn | (lit.) second spring / (fig.) falling in love for the second time / a new lease of life / rebirth | |
| 第二级 | dì èr jí | second level | |
| 第二声 | dì èr shēng | second tone in Mandarin / rising tone | |
| 第二性 | Dì èr xìng | The Second Sex (book by Simone de Beauvoir) | |
| 丁二醇 | dīng èr chún | butyl glycol | |
| 独二代 | dú èr dài | second generation only child | |
| 富二代 | fù èr dài | children of entrepreneurs who became wealthy under Deng Xiaoping's economic reforms in the 1980s / see also 窮二代|穷二代[qiong2 er4 dai4] | |
| 官二代 | guān èr dài | children of officials / word created by analogy with 富二代[fu4 er4 dai4] | |
| 河鼓二 | Hé gǔ èr | Altair (star) | |
| 火卫二 | huǒ wèi èr | Deimos (moon of Mars), aka Mars II | |
| 甲二醇 | jiǎ èr chún | methylene glycol | |
| 京二胡 | jīng èr hú | jing'erhu, a two-stringed fiddle intermediate in size and pitch between the jinghu 京胡 / and erhu 二胡, used to accompany Chinese opera / also called 京胡 | |
| 链二烯 | liàn èr xī | diene / alkadiene / diolefin | |
| 木卫二 | mù wèi èr | Europa (moon of Jupiter), aka Jupiter II | |
| 南门二 | Nán mén èr | Alpha Centauri or Rigel Kentaurus | |
| 七点二 | qī diǎn èr | 7.2 | |
| 秦二世 | Qín Er4 shì | Qin Ershi (229-207 BC), second Qin emperor | |
| 穷二代 | qióng èr dài | those who did not benefit from the Chinese economic reforms of the 1980s / see also 富二代[fu4 er4 dai4] | |
| 十二经 | shí èr jīng | twelve channels of TCM | |
| 十二码 | shí èr mǎ | 12-yard (sports) / penalty kick | |
| 十二支 | shí èr zhī | the 12 earthly branches 子[zi3], 丑, 寅, 卯, 辰, 巳, 午, 未, 申, 酉, 戌, 亥 / (used cyclically in the calendar and as ordinal number) | |
| 四一二 | sì yī èr | 12th April / refers to Chiang Kai-shek's coup of 12th April 1927 against the communists in Shanghai | |
| 土卫二 | Tǔ wèi èr | Enceladus (moon of Saturn), aka Saturn II | |
| 星二代 | xīng èr dài | children of celebrities | |
| 心宿二 | Xīn xiù èr | Antares, the brightest star in Scorpio 天蠍座|天蝎座[Tian1 xie1 zuo4] | |
| 张二鸿 | Zhāng Er4 hóng | Jung Chang 張戎|张戎[Zhang1 Rong2] (1952-), British-Chinese writer, author of Wild Swans 野天鵝|野天鹅[Ye3 Tian1 e2] and Mao: The Unknown Story 毛澤東·鮮為人知的故事|毛泽东·鲜为人知的故事[Mao2 Ze2 dong1 · / Xian1 wei2 ren2 zhi1 de5 Gu4 shi5] | |
| 中二病 | zhōng èr bìng | (neologism) strange behavior characteristic of a teenager going through puberty (loanword from Japanese "chūnibyō") | |
| 独一无二 | dú yī wú èr | unique and unmatched (idiom) / unrivalled / nothing compares with it | |
| 十二星座 | shí èr xīng zuò | the twelve signs of the zodiac | |
| 三分之二 | sān fēn zhī èr | two-thirds | |
| 一清二楚 | yī qīng èr chǔ | to be very clear about sth (idiom) | |
| 第二季度 | dì èr jì dù | second quarter (of financial year) | |
| 接二连三 | jiē èr lián sān | one after another (idiom) / in quick succession | |
| 一干二净 | yī gān èr jìng | thoroughly (idiom) / completely / one and all / very clean | |
| 数一数二 | shǔ yī shǔ èr | (idiom) reckoned to be best or second best / one of the very best / (idiom) to list one by one | |
| 第二职业 | dì èr zhí yè | second job | |
| 十二指肠 | shí èr zhǐ cháng | duodenum | |
| 第二产业 | dì èr chǎn yè | secondary industry | |
| 三心二意 | sān xīn èr yì | in two minds about sth (idiom) / half-hearted / shilly-shallying | |
| 不二法门 | bù èr fǎ mén | the one and only way / the only proper course to take | |
| 说一不二 | shuō yī bù èr | to say one and mean just that (idiom) / to keep one's word | |
| 毫无二致 | háo wú èr zhì | there cannot be another one like it | |
| 第二世界 | dì èr shì jiè | Second World (Cold War-era term referring to communist nations as a bloc) | |
| 寡二少双 | guǎ èr shǎo shuāng | peerless / second to none (idiom) | |
| 心无二用 | xīn wú èr yòng | one cannot concentrate on two things at the same time | |
| 一分为二 | yī fēn wéi èr | one divides into two / to be two-sided / there are two sides to everything / to see both sb's good points and shortcomings (idiom) | |
| 一来二去 | yī lái èr qù | gradually / little by little / in the course of time | |
| 一穷二白 | yī qióng èr bái | impoverished / backward both economically and culturally | |
| 一石二鸟 | yī shí èr niǎo | to kill two birds with one stone (idiom) | |
| 第二渠道 | second channel | | |
| 一罪二审 | double jeopardy | | |
| 大麻二酚 | cannabidiol | | |
| 大麻二醇 | cannabidiol | | |
| 香二翅豆 | cumaru | | |
| 硫二甘醇 | thiodiglycol | | |
| 苯二氮䓬 | běn èr dàn zhuó | (organic chemistry, pharmacology) benzodiazepine | |
| 别无二致 | bié wú - èr zhì | (idiom) without the slightest difference | |
| 臣一主二 | chén yī zhǔ èr | One has the right to choose the ruler one serves. (ancient proverb) | |
| 蒭藁增二 | chú gǎo zēng èr | same as 米拉, Mira (red giant star, Omicron Ceti), variable star with period of 330 days | |
| 大吃二喝 | dà chī èr hē | to eat and drink extravagantly / to binge | |
| 大麻二酚 | dà má èr fēn | cannabidiol (CBD) | |
| 大浦洞二 | Dà pǔ dòng èr | Taepodong 2, North Korean rocket | |
| 第二个人 | dì èr ge rén | the second person / (fig.) someone else / third party | |
| 第二国际 | dì èr guó jì | Second International | |
| 第二账户 | dì èr zhàng hù | Second Account | |
| 独一无二 | dú yī - wú èr | (idiom) unique / unmatched / unrivalled | |
| 非洲二司 | fēi zhōu èr sī | Africa II Division | |
| 肱二头肌 | gōng èr tóu jī | bicipital muscle / biceps | |
| 光二极管 | guāng èr jí guǎn | photodiode / light-emitting diode (LED) | |
| 股二头肌 | gǔ èr tóu jī | biceps femoris (anatomy) | |
| 毫无二致 | háo wú - èr zhì | (idiom) without the slightest difference | |
| 划一不二 | huà yī bù èr | fixed / unalterable | |
| 架二郎腿 | jià èr láng tuǐ | to stick one leg over the other (when sitting) | |
| 接二连三 | jiē èr - lián sān | (idiom) one after another / in quick succession | |
| 九二共识 | Jiǔ Er4 Gòng shí | 1992 Consensus, statement issued after 1992 talks between PRC and Taiwan representatives, asserting that there is only one China | |
| 略知一二 | lu:è zhī - yī èr | (idiom) to know just a little / to have a rough idea | |
| 略知一二 | lu:è zhī yī èr | to know just a little / to have a rough idea | |
| 路易二世 | lù yì èr shì | Louis | |
| 偏二甲肼 | piān èr jiǎ jǐng | unsymmetrical dimethylhydrazine | |
| 翘二郎腿 | qiào èr láng tuǐ | to stick one leg over the other (when sitting) | |
| 若昂二世 | ruò áng èr shì | John | |
| 三十二相 | sān shí èr xiàng | the thirty-two physical characteristics of Buddha | |
| 十二边形 | shí èr biān xíng | dodecagon | |
| 十二地支 | shí èr dì zhī | the 12 earthly branches 子[zi3], 丑, 寅, 卯, 辰, 巳, 午, 未, 申, 酉, 戌, 亥 / (used cyclically in the calendar and as ordinal numbers) | |
| 十二角形 | shí èr jiǎo xíng | dodecagon | |
| 十二经脉 | shí èr jīng mài | twelve channels of TCM | |
| 十二面体 | shí èr miàn tǐ | dodecahedron | |
| 十二时辰 | shí èr shí chen | twelve divisions of the day of early Chinese and Babylonian timekeeping and astronomy | |
| 十二月份 | shí èr yuè fèn | December | |
| 退居二线 | tuì jū èr xiàn | to withdraw to the second line of duty / to resign from a leading post (and assume an advisory post) | |
| 一清二白 | yī qīng èr bái | perfectly clean / blameless / unimpeachable (idiom) | |
| 一式二份 | yī shì ér fèn | in duplicate | |
| 一式二份 | yī shì èr fèn | in duplicate | |
| 异戊二烯 | yì wù èr xī | isoprene | |
| 一心二用 | yī xīn èr yòng | to do two things at once (idiom) / to multitask / to divide one's attention | |
| 约翰二书 | Yuē hàn èr shū | Second epistle of St John | |
| 玉置浩二 | yù zhì hào èr | Koji | |
| 周休二日 | zhōu xiū èr rì | (Tw) two-day weekend (usually Saturday and Sunday) | |
| 纵横二千 | zòng héng èr qiān | G2000 | |
| 最小二乘 | zuì xiǎo èr chéng | least squares (math.) | |
| 1,1-二氟乙烷 | 1,1-èr fú zhé wán | ethylidene fluoride / 1,1-difluoroethane / 1,1-difluoro- ethane / C2H4F2 | |
| 1,2-二氯乙烷 | 1,2-èr lu:4 zhé wán | ethylene dichloride / 1,2-dichloroethane / sym-dichloroethane / ethylene chloride | |
| 1,2-二卤乙烷 | 1,2-èr lǔ zhé wán | ethylene hydrocarbons | |
| 1,1-二氯乙烷 | 1,1-èr lu:4 zhé wán | ethylidene chloride / 1,1-dichloro- ethane | |
| 1,2-二溴乙烷 | 1,2-èr xiù zhé wán | ethylene dibromide / ethylene bromide / 1,2-dibromoethane | |
| 发光二极管 | fā guāng èr jí guǎn | light-emitting diode / LED | |
| 激光二极管 | jī guāng èr jí guǎn | laser diode | |
| 光电二极管 | guāng diàn èr jí guǎn | photodiode | |
| 三下五除二 | sān xià wǔ chú èr | three, set five remove two (abacus rule) / efficiently / quickly and easily | |
| 一退六二五 | yī tuì liù èr wǔ | see 一推六二五[yi1 tui1 liu4er4wu3] | |
| 第二次打击 | second strike | | |
| 吨二氧化碳 | ton of carbon dioxide | | |
| 第二代行动 | multidimensional operation / complex mission / second-generation operation / multidisciplinary operation | |
