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单词	expirator
释义	expirator noun ex·​pi·​ra·​tor plural -s : one that expires specifically : an instrument for sending out a stream of air, gas, or vapor Word History Etymology expire + -ator
随便看	rear end rear ends rear guard rear guards rear its ugly head rear projection rear sight rear vassal rear vault rear-end rear-ended rear-ending rear-ends rear-fanged rear-wheel drive rear/raise its ugly head reared rearer rearers rearguard rearguard action rearguarder rearguardest rearguards reargue

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