| 平安 | píng ān | safe and sound; well; without mishap; quiet and safe; at peace |
| 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 |
| 精准 | jīng zhǔn | accurate; exact; precise; precision |
| 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] | |
| 技术 | jì shù | technology; technique; skill; CL:門|门[men2],種|种[zhong3],項|项[xiang4] |
| 团队 | tuán duì | team |
| 协作 | xié zuò | cooperation; coordination |
| 查询 | chá xún | to check; to inquire; to consult (a document etc); inquiry; query |
| 酒店 | jiǔ diàn | wine shop; pub (public house); hotel; restaurant |
| 入住 | rù zhù | to check in (at a hotel etc) |
| 记录 | jì lù | to record; record (written account); note-taker; record (in sports etc); CL:個|个[ge4] |
| 记录 | jì lù | to record; record (written account); note-taker; record (in sports etc); CL:個|个[ge4] |