手机

shǒu jī cell phone; mobile phone; CL:部[bu4],支[zhi1]

监控

jiān kòng to monitor

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

, 大型

dà xíng large; large-scale

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]

专员

zhuān yuán assistant director; commissioner

工作

gōng zuò to work; (of a machine) to operate; job; work; task; CL:個|个[ge4],份[fen4],項|项[xiang4]

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