toughness
英 美['t?fn?s]
- n. [力] 韌性；強健；有粘性
考試真題
- 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月六級真題（第三套）閱讀 Section A
- She has a mental toughness that did not come about by chance.
2016年高考英語江蘇卷 閱讀理解 閱讀D 原文