| 四 | sì | four; 4 |
| 通 | tōng | to go through; to know well; (suffix) expert; to connect; to communicate; open; to clear; classifier for letters, telegrams, phone calls etc |
| tòng | classifier for an activity, taken in its entirety (tirade of abuse, stint of music playing, bout of drinking etc) | |
| 一 | yī | one; 1; single; a (article); as soon as; entire; whole; all; throughout; "one" radical in Chinese characters (Kangxi radical 1); also pr. [yao1] for greater clarity when spelling out numbers digit by digit |
| 达 | dá | to attain; to reach; to amount to; to communicate; eminent |
| Dá | surname Da | |
| 查询 | chá xún | to check; to inquire; to consult (a document etc); inquiry; query |
| 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 |
| 数据 | shù jù | data; numbers; digital |
| shù jù | data; numbers; digital; also written 數據|数据 | |
| 最 | zuì | old variant of 最[zui4] |
| zuì | variant of 最[zui4] | |
| zuì | most; the most; -est (superlative suffix) | |
| 全 | quán | all; whole; entire; every; complete |
| Quán | surname Quan | |
| 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 |
| 快 | kuài | rapid; quick; speed; rate; soon; almost; to make haste; clever; sharp (of knives or wits); forthright; plainspoken; gratified; pleased; pleasant |
| 手 | shǒu | hand; (formal) to hold; person engaged in certain types of work; person skilled in certain types of work; personal(ly); convenient; classifier for skill; CL:雙|双[shuang1],隻|只[zhi1] |
| 社工 | shè gōng | social work; social worker |
| 库 | kù | warehouse; storehouse; (file) library |