toughened

美音音标: ['tʌf(ə)n] toughened
英音音标: ['tʌf(ə)n] result.0.expl|add:"

同义
tough toughened
词性
a
解释
physically toughened
示例
the tough bottoms of his feet

同义
toughened treated tempered hardened
词性
a
解释
made hard or flexible or resilient especially by heat treatment
示例
a sword of tempered steel|tempered glass