| 暗中 | àn zhōng | in the dark; in secret; on the sly; surreptitiously |
| 查询 | chá xún | to check; to inquire; to consult (a document etc); inquiry; query |
| 车辆 | chē liàng | vehicle |
| 档案 | dàng àn | file; record; archive |
| 信息 | xìn xī | information; news; message |
| 详情 | xiáng qíng | details; particulars |
| 级别 | jí bié | (military) rank; level; grade |
| 数据库 | shù jù kù | database |
| 狗 | gǒu | dog; CL:隻|只[zhi1],條|条[tiao2] |
| 狗 | gǒu | dog; CL:隻|只[zhi1],條|条[tiao2] |
| 免费 | miǎn fèi | free (of charge) |
| 社工 | shè gōng | social work; social worker |
| 库 | kù | warehouse; storehouse; (file) library |