| 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 |
| 通讯 | tōng xùn | communications; news story; dispatch; CL:個|个[ge4] |
| 社交 | shè jiāo | interaction; social contact |
| 信息 | xìn xī | information; news; message |
| 超级 | chāo jí | super-; ultra-; hyper- |
| 安心 | ān xīn | at ease; to feel relieved; to set one's mind at rest; to keep one's mind on sth |
| 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] | |
| 渠道 | qú dào | irrigation ditch; (fig.) channel; means |
| 手机 | shǒu jī | cell phone; mobile phone; CL:部[bu4],支[zhi1] |
| 定位 | dìng wèi | to orientate; to position; to categorize (as); to characterize (as); positioning; position; niche |
| 软件 | ruǎn jiàn | (computer) software |