| 黑盒 | hēi hé | black box; fig. system whose internal structure is unknown |
| 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 |
| 个人 | gè rén | individual; personal; oneself |
| 名下 | míng xià | under sb's name |
| 手机 | shǒu jī | cell phone; mobile phone; CL:部[bu4],支[zhi1] |
| 号码 | hào mǎ | number; CL:堆[dui1],個|个[ge4] |
| 无 | wú | not to have; no; none; not; to lack; un-; -less |
| 延 | Yán | surname Yan |
| yán | to prolong; to extend; to delay | |
| 时 | shí | o'clock; time; when; hour; season; period |
| Shí | surname Shi | |
| shí | old variant of 時|时[shi2] | |
| 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] | |
| 社工 | shè gōng | social work; social worker |
| 库 | kù | warehouse; storehouse; (file) library |
| 开 | kāi | to open; to start; to turn on; to boil; to write out (a prescription, check, invoice etc); to operate (a vehicle); carat (gold); abbr. for Kelvin, 開爾文|开尔文[Kai1 er3 wen2]; abbr. for 開本|开本[kai1 ben3], book format |
| 盒 | hé | small box; case |
| 社工 | shè gōng | social work; social worker |
| 库 | kù | warehouse; storehouse; (file) library |