| 中文 | Zhōng wén | Chinese; Chinese written language; Chinese writing |
| 社工 | shè gōng | social work; social worker |
| 库 | kù | warehouse; storehouse; (file) library |
| 查询 | chá xún | to check; to inquire; to consult (a document etc); inquiry; query |
| 某人 | mǒu rén | someone; a certain person; some people; I (self-address after one's surname) |
| 行为 | xíng wéi | action; conduct; behavior; activity |
| 轨迹 | guǐ jì | locus; orbit; trajectory; track |
| 都 | dōu | all; both; entirely; (used for emphasis) even; already; (not) at all |
| Dū | surname Du | |
| dū | capital city; metropolis | |
| 懂 | dǒng | to understand; to comprehend |
| 的 | de | of; ~'s (possessive particle); (used after an attribute); (used to form a nominal expression); (used at the end of a declarative sentence for emphasis) |
| dí | really and truly | |
| dì | aim; clear | |
| dī | see 的士[di1 shi4] | |
| 工具 | gōng jù | tool; instrument; utensil; means (to achieve a goal etc) |
| 使用 | shǐ yòng | to use; to employ; to apply; to make use of |
| 阿 | ā | prefix used before monosyllabic names, kinship terms etc to indicate familiarity; used in transliteration; also pr. [a4] |
| Ā | abbr. for Afghanistan 阿富汗[A1 fu4 han4] | |
| ē | flatter | |
| 虎 | hǔ | tiger; CL:隻|只[zhi1] |
| 社工 | shè gōng | social work; social worker |
| 库 | kù | warehouse; storehouse; (file) library |
| 机器人 | jī qì rén | mechanical person; robot; android |