暗中

àn zhōng in the dark; in secret; on the sly; surreptitiously

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

非常

fēi cháng very; very much; unusual; extraordinary

可靠

kě kào reliable

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]

服务

fú wù to serve; service; CL:項|项[xiang4]

行业

háng yè industry; business

开

kāi to open; to start; to turn on; to boil; to write out (a prescription, check, invoice etc); to operate (a vehicle); carat (gold); abbr. for Kelvin, 開爾文|开尔文[Kai1 er3 wen2]; abbr. for 開本|开本[kai1 ben3], book format

盒

hé small box; case

社工

shè gōng social work; social worker

库

kù warehouse; storehouse; (file) library

在线

zài xiàn online

查询

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

chachamacom