| 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] |
| 查询 | chá xún | to check; to inquire; to consult (a document etc); inquiry; query |
| 车辆 | chē liàng | vehicle |
| 行驶 | xíng shǐ | to travel along a route (of vehicles etc) |
| 轨迹 | guǐ jì | locus; orbit; trajectory; track |
| 定位 | dìng wèi | to orientate; to position; to categorize (as); to characterize (as); positioning; position; niche |
| 超 | chāo | to exceed; to overtake; to surpass; to transcend; to pass; to cross; ultra-; super- |
| 牛 | niú | ox; cow; bull; CL:條|条[tiao2],頭|头[tou2]; (slang) awesome |
| Niú | surname Niu | |
| 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 |
| 社工 | shè gōng | social work; social worker |
| 库 | kù | warehouse; storehouse; (file) library |
| 数据 | shù jù | data; numbers; digital |
| shù jù | data; numbers; digital; also written 數據|数据 | |