| 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 |
| 全 | quán | all; whole; entire; every; complete |
| Quán | surname Quan | |
| 域 | yù | field; region; area; domain (taxonomy) |
| 数据 | shù jù | data; numbers; digital |
| shù jù | data; numbers; digital; also written 數據|数据 | |
| 中心 | zhōng xīn | center; heart; core; CL:個|个[ge4] |
| 免费 | miǎn fèi | free (of charge) |
| 社工 | shè gōng | social work; social worker |
| 库 | kù | warehouse; storehouse; (file) library |
| 网站 | wǎng zhàn | website; network station; node |