单词	high sign
释义	high sign noun : a gesture used as a signal (as of approval or warning) —usually used in the phrase give the high sign Word History First Known Use 1899, in the meaning defined above
随便看	buy the farm buy time buy up buy-in buy-ins buyback buybacks buyer buyer's market buyer's markets buyer's option buyers Buyid buyides buyids buyies buying buying (back) buying back buying it buying off buying option buying out buying power buying up

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