英语词汇“what's this in aid of?”的翻译、意思、用法、释义-英汉双解词典-初中学习网

单词	what's this in aid of?
释义	what's this in aid of? what's this in aid of? → what’s this in aid of? at aid1(2) used to ask what something is used for or why someone is doing somethingwhat's this in aid of?
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