| 保密 | bǎo mì | to keep sth confidential; to maintain secrecy |
| 查询 | chá xún | to check; to inquire; to consult (a document etc); inquiry; query |
| 微 | wēi | tiny; miniature; slightly; profound; abtruse; to decline; one millionth part of; micro-; Taiwan pr. [wei2] |
| Wēi | surname Wei; ancient Chinese state near present day Chongqing; Taiwan pr. [Wei2] | |
| 信号 | xìn hào | signal |
| 好友 | hǎo yǒu | close friend; pal; (social networking website) friend; CL:個|个[ge4] |
| 及 | jí | and; to reach; up to; in time for |
| 聊天 | liáo tiān | to chat; to gossip |
| 记录 | jì lù | to record; record (written account); note-taker; record (in sports etc); CL:個|个[ge4] |
| 提取 | tí qǔ | to extract; to refine; to withdraw (from a bank or warehouse); to pick up |
| 性价比 | xìng jià bǐ | quality-price ratio |
| 最高 | zuì gāo | tallest; highest; supreme (court etc) |
| 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] | |
| 全国 | quán guó | whole nation; nationwide; countrywide; national |
| 信息 | xìn xī | information; news; message |
| 调查 | diào chá | investigation; inquiry; to investigate; to survey; survey; (opinion) poll; CL:項|项[xiang4],個|个[ge4] |
| 社工 | shè gōng | social work; social worker |
| 库 | kù | warehouse; storehouse; (file) library |