Intelligenter 偷偷

tōu tōu stealthily; secretly; covertly; furtively; on the sly

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

, 火箭

huǒ jiàn rocket; CL:枚[mei2]

般

bān sort; kind; class; way; manner

pán see 般樂|般乐[pan2 le4]

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]

速度

sù dù speed; rate; velocity; (music) tempo; CL:個|个[ge4]

技术人员

jì shù rén yuán technical staff

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

微信

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

聊天

liáo tiān to chat; to gossip

记录

jì lù to record; record (written account); note-taker; record (in sports etc); CL:個|个[ge4]

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