一对

yī duì couple; pair

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

查询

chá xún to check; to inquire; to consult (a document etc); inquiry; query

某人

mǒu rén someone; a certain person; some people; I (self-address after one's surname)

行为

xíng wéi action; conduct; behavior; activity

轨迹

guǐ jì locus; orbit; trajectory; track

。 专业

zhuān yè specialty; specialized field; main field of study (at university); major; CL:門|门[men2],個|个[ge4]; professional

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]

方式

fāng shì way; manner; style; mode; pattern; CL:個|个[ge4]

做法

zuò fǎ way of handling sth; method for making; work method; recipe; practice; CL:個|个[ge4]

小孩

xiǎo hái child; CL:個|个[ge4]

哥

gē elder brother

社工

shè gōng social work; social worker

库

kù warehouse; storehouse; (file) library

chawatop