黑

Hēi abbr. for Heilongjiang province 黑龍江|黑龙江[Hei1 long2 jiang1]

hēi black; dark; sinister; secret; shady; illegal; to hide (sth) away; to vilify; (loanword) to hack (computing)

科技

kē jì science and technology

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

5A 级别

jí bié (military) rank; level; grade

数据库

shù jù kù database

天使

tiān shǐ angel

社工

shè gōng social work; social worker

库

kù warehouse; storehouse; (file) library

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