英语词汇“invaluable aid”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	invaluable aid
释义	invaluable aid 基本例句非常宝贵的资助,无法估价的援助 A dictionary is aninvaluable aidin learning a new language.在学习一种新语言时,辞典是非常有用的工具。
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