英语词汇“ （有必要; 必须) there is need to; it is necessary to; it is worth while to:”的读音、翻译、释义、用法及例句-曹宝网

词汇	（有必要; 必须) there is need to; it is necessary to; it is worth while to:
释义	见:用得着: （有必要; 必须) there is need to; it is necessary to; it is worth while to:

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