| 学 | xué | to learn; to study; to imitate; science; -ology |
| 信 | xìn | letter; mail; CL:封[feng1]; to trust; to believe; to profess faith in; truthful; confidence; trust; at will; at random |
| 网 | wǎng | net; network |
| 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 |
| 第一 | dì yī | first; number one; primary |
| 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] | |
| 特殊 | tè shū | special; particular; unusual; extraordinary |
| 渠道 | qú dào | irrigation ditch; (fig.) channel; means |
| 兼职 | jiān zhí | to hold concurrent posts; concurrent job; moonlighting |
| 空 | kōng | empty; air; sky; in vain |
| kòng | to empty; vacant; unoccupied; space; leisure; free time | |
| 壳 | qiào | shell; carapace; crust (earth's crust etc); also pr. [ke2] |
| 社工 | shè gōng | social work; social worker |
| 库 | kù | warehouse; storehouse; (file) library |