toughness
英 美['tʌfnɪs]
- n. [力] 韧性；强健；有粘性
考试真题
- The resulting steel appears to achieve a combination of strength and toughness that is comparable to that of modern steels that are very rich in alloy content and, therefore, very expensive.
2019年6月六级真题（第三套）阅读 Section A
- She has a mental toughness that did not come about by chance.
2016年高考英语江苏卷 阅读理解 阅读D 原文