听说

tīng shuō to hear (sth said); one hears (that); hearsay; listening and speaking

可

kè see 可汗[ke4 han2]

kě can; may; able to; to approve; to permit; to suit; (particle used for emphasis) certainly; very

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

公认

gōng rèn publicly known (to be); accepted (as)

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]

线人

xiàn rén spy; informer

微信

Wēi xìn Weixin or WeChat (mobile text and voice messaging service developed by Tencent 騰訊|腾讯[Teng2 xun4])

查

chá to research; to check; to investigate; to examine; to refer to; to look up (e.g. a word in a dictionary)

zhā see 山查[shan1 zha1]

Zhā surname Zha

手机

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

号

hào ordinal number; day of a month; mark; sign; business establishment; size; ship suffix; horn (wind instrument); bugle call; assumed name; to take a pulse; classifier used to indicate number of people

háo roar; cry; CL:個|个[ge4]

社工

shè gōng social work; social worker

库

kù warehouse; storehouse; (file) library

wxcbar