合作

hé zuò to cooperate; to collaborate; to work together; cooperation; CL:個|个[ge4]

查询

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

微

wēi tiny; miniature; slightly; profound; abtruse; to decline; one millionth part of; micro-; Taiwan pr. [wei2]

Wēi surname Wei; ancient Chinese state near present day Chongqing; Taiwan pr. [Wei2]

信号

xìn hào signal

好友

hǎo yǒu close friend; pal; (social networking website) friend; CL:個|个[ge4]

及

jí and; to reach; up to; in time for

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]

提取

tí qǔ to extract; to refine; to withdraw (from a bank or warehouse); to pick up

。 不

bù (negative prefix); not; no

出

chū variant of 出[chu1] (classifier for plays or chapters of classical novels)

chū to go out; to come out; to occur; to produce; to go beyond; to rise; to put forth; to happen; classifier for dramas, plays, operas etc

单

dān bill; list; form; single; only; sole; odd number; CL:個|个[ge4]

Chán see 單于|单于[Chán yú]

Shàn surname Shan

退款

tuì kuǎn to refund; refund

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]

技术

jì shù technology; technique; skill; CL:門|门[men2],種|种[zhong3],項|项[xiang4]

公司

gōng sī (business) company; company; firm; corporation; incorporated; CL:家[jia1]

淘

táo to wash; to clean out; to cleanse; to eliminate; to dredge

宝

bǎo jewel; gem; treasure; precious

bǎo variant of 寶|宝[bao3]

社工

shè gōng social work; social worker

库

kù warehouse; storehouse; (file) library

tbchacyou