供需

gōng xū supply and demand

信息

xìn xī information; news; message

后面

hòu mian rear; back; behind; later; afterwards

加

jiā to add; plus; (used after an adverb such as 不, 大, 稍 etc, and before a disyllabic verb, to indicate that the action of the verb is applied to sth or sb previously mentioned); to apply (restrictions etc) to (sb); to give (support, consideration etc) to (sth)

Jiā abbr. for Canada 加拿大[Jia1 na2 da4]; surname Jia

什么

shén me what?; who?; something; anything

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