供求

gōng qiú supply and demand (economics)

信息

xìn xī information; news; message

报纸

bào zhǐ newspaper; newsprint; CL:份[fen4],期[qi1],張|张[zhang1]

电子

diàn zǐ electronic; electron (particle physics)

版

bǎn a register; block of printing; edition; version; page

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