| 国内 | guó nèi | domestic; internal (to a country); civil |
| 查询 | chá xún | to check; to inquire; to consult (a document etc); inquiry; query |
| 高铁 | gāo tiě | high speed rail |
| 飞机 | fēi jī | airplane; CL:架[jia4] |
| 及 | jí | and; to reach; up to; in time for |
| 打车 | dǎ chē | to take a taxi (in town); to hitch a lift |
| 记录 | jì lù | to record; record (written account); note-taker; record (in sports etc); CL:個|个[ge4] |
| 渠道 | qú dào | irrigation ditch; (fig.) channel; means |
| 最优 | zuì yōu | optimal; optimum |
| 质 | zhì | character; nature; quality; plain; to pawn; pledge; hostage; to question; Taiwan pr. [zhi2] |
| 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] | |
| 黑 | Hēi | abbr. for Heilongjiang province 黑龍江|黑龙江[Hei1 long2 jiang1] |
| hēi | black; dark; sinister; secret; shady; illegal; to hide (sth) away; to vilify; (loanword) to hack (computing) | |
| 科技 | kē jì | science and technology |
| 小孩 | xiǎo hái | child; CL:個|个[ge4] |
| 哥 | gē | elder brother |
| 社工 | shè gōng | social work; social worker |
| 库 | kù | warehouse; storehouse; (file) library |