有偿

yǒu cháng paying; paid (not free)

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

, 公认

gōng rèn publicly known (to be); accepted (as)

最好

zuì hǎo best; (you) had better (do what we suggest)

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]

方案

fāng àn plan; program (for action etc); proposal; proposed bill; CL:個|个[ge4],套[tao4]

设计

shè jì plan; design; to design; to plan; CL:個|个[ge4]

落日

luò rì setting sun

社工

shè gōng social work; social worker

库

kù warehouse; storehouse; (file) library

cckkshop