| 弱智 | ruò zhì | weak-minded / mentally deficient / retarded | ![]() |
| 智障 | zhì zhàng | learning difficulties (handicap) / retarded | ![]() |
| 低能儿 | dī néng ér | retarded child / moron / idiot | ![]() |
| 智障人士 | zhì zhàng rén shì | person with learning difficulties (handicap) / retarded person | ![]() |
| 延迟点火定时 | yán chí diǎn huǒ dìng shí | retarded spark timing | ![]() |
| 智力迟钝者权利宣言 | Declaration on the Rights of Mentally Retarded Persons | ![]() | |
| 弱智儿童 | mentally retarded child | ![]() |
