供需

gōng xū supply and demand

信息

xìn xī information; news; message

哪里

nǎ lǐ where?; somewhere; anywhere; wherever; nowhere (negative answer to question); humble expression denying compliment

nǎ lǐ where?; somewhere; anywhere; wherever; nowhere (negative answer to question); humble expression denying compliment; also written 哪裡|哪里

找

zhǎo to try to find; to look for; to call on sb; to find; to seek; to return; to give change

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