未 知 wèi zhī unknown 不 明 bù míng not clear / unknown / to fail to understand 不 得 而 知 bù dé ér zhī unknown / unable to find out 未 详 wèi xiáng unknown / unclear 不 见 经 传 bù jiàn jīng zhuàn not found in the classics (idiom) / unknown / unfounded / not authoritative 渺 渺 茫 茫 miǎo miǎo máng máng uncertain / unknown / fuzzy 不 为 人 知 bù wéi rén zhī not known to anyone / secret / unknown 名 不 见 经 传 míng bù jiàn jīng zhuàn (lit.) name not encountered in the classics / unknown (person) / nobody 不 清 楚 bù qīng chu unclear / not understood / currently unknown 问 号 wèn hào question mark (punct.) / unknown factor / unsolved problem / interrogation 他 tā he or him / (used for either sex when the sex is unknown or unimportant) / (used before sb's name for emphasis) / (used as a meaningless mock object) / other / another 冷 门 lěng mén a neglected branch (of arts, science, sports etc) / fig. a complete unknown who wins a competition 探 秘 tàn mì to explore a mystery / to probe the unknown 默 默 无 闻 mò mò wú wén obscure and unknown (idiom) / an outsider without any reputation / a nobody / an unknown quantity 鲜 为 人 知 xiǎn wéi rén zhī rarely known to anyone (idiom) / almost unknown / secret to all but a few 未 知 数 wèi zhī shù unknown quantity 周 作 人 Zhōu Zuò rén Zhou Zuoren (1885-1967), brother of Lu Xun 魯迅|鲁迅[Lu3 Xun4], academic in Japanese and Greek studies, briefly imprisoned after the war as Japanese collaborator, persecuted and died of unknown causes during the Cultural Revolution 未 命 名 wèi mìng míng untitled / unnamed / no name / nameless / unknown name 蔺 相 如 Lìn Xiāng rú Ling Xiangru (dates unknown, 3rd century BC), famous statesman of Zhao 趙國|赵国 不 知 去 向 bù zhī qù xiàng whereabouts unknown / gone missing 来 历 不 明 lái lì bù míng of unknown origin 蒄 guān meaning unknown ("herb mentioned in old books") / Japanese variant of 蔻[kou4], cardamom or nutmeg 下 落 不 明 xià luò bù míng unaccounted / unknown whereabouts 广 播 和 未 知 服 务 器 guǎng bō hé wèi zhī fú wù qì Broadcast and Unknown Server / BUS 无 名 战 士 墓 wú míng zhàn shì mù Tomb of the Unknown Soldier 㶸 xié (precise meaning unknown, relates to iron) / variant of 協|协[xie2] 千 鸟 渊 国 家 公 墓 Qiān niǎo yuān guó jiā gōng mù Chidori ga fuchi, national war cemetery in Tokyo / also called Tomb of the Unknown Soldier 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] 张 戎 Zhāng Róng Jung Chang (1952-), British-Chinese writer, name at birth Zhang Erhong 張二鴻|张二鸿[Zhang1 Er4 hong2], 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] 待 考 dài kǎo under investigation / currently unknown 毛 泽 东 · 不 为 人 知 的 故 事 Mao Zedong, the unknown story by Jung Chang 張戎|张戎 / and Jon Halliday 毛 泽 东 · 鲜 为 人 知 的 故 事 Mao Zedong, the unknown story by Jung Chang 張戎|张戎 / and Jon Halliday 无 名 战 死 wú míng zhàn sǐ the unknown soldier (symbolizing war dead) 无 名 烈 士 墓 wú míng liè shì mù tomb of the unknown soldier 黑 盒 hēi hé black box / fig. system whose internal structure is unknown 毛 泽 东 ・ 不 为 人 知 的 故 事 máo zé dōng · bù wéi rén zhī de gù shi Mao Zedong, the unknown story by Jung Chang 張戎|张戎 / and Jon Halliday 毛 泽 东 ・ 鲜 为 人 知 的 故 事 Máo Zé dōng · Xiān wéi rén zhī de Gù shi Mao: The Unknown Story by Jung Chang 張戎|张戎 / and Jon Halliday 不 知 所 之 bù zhī suǒ zhī whereabouts unknown 死 因 不 明 sǐ yīn bù míng unknown cause of death 毛 泽 东 · 鲜 为 人 知 的 故 事 Máo Zé dōng · Xiān wéi rén zhī de Gù shi Mao: The Unknown Story by Jung Chang 張戎|张戎 / and Jon Halliday 安 安 ān ān (Tw) (Internet slang) Greetings! (used when it's unknown what time the reader will see one's post, or just to be cute)