| 学 | xué | to learn; to study; to imitate; science; -ology |
| 信 | xìn | letter; mail; CL:封[feng1]; to trust; to believe; to profess faith in; truthful; confidence; trust; at will; at random |
| 网 | wǎng | net; network |
| 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 |
| 最 | zuì | old variant of 最[zui4] |
| zuì | variant of 最[zui4] | |
| zuì | most; the most; -est (superlative suffix) | |
| 靠谱 | kào pǔ | reliable; reasonable; probable |
| 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] | |
| 狗仔队 | gǒu zǎi duì | paparazzi |
| 追踪 | zhuī zōng | to follow a trail; to trace; to pursue |
| 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 |