英语词汇“toughens”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	toughens
释义	toughens [ˈtʌfnz] v. （使某物[人]）坚韧, 坚强, 强硬( toughen的第三人称单数 ) 原型: toughens 是 toughen 的第三人称单数
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