哪个

nǎ ge which; who

平台

píng tái platform; terrace; flat-roofed building

可以

kě yǐ can; may; possible; able to; not bad; pretty good

查询

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

通讯

tōng xùn communications; news story; dispatch; CL:個|个[ge4]

社交

shè jiāo interaction; social contact

信息

xìn xī information; news; message

。24 小时

xiǎo shí hour; CL:個|个[ge4]

在线

zài xiàn online

台子

tái zi desk; (pool etc) table

tái zi platform; stand

落日

luò rì setting sun

社工

shè gōng social work; social worker

库

kù warehouse; storehouse; (file) library

cckkshop