如何使用 "toughness" 造句

1. Is such toughness necessarily a problem ?
这种一定韧性的需要是一个问题么?
2. This can build mental toughness seen in many elite athletes , but for coaches to do this successfully takes skill and individual knowledge .
一些杰出运动员身上可以看到,这可以建立心理韧性,但是教练成功的做到这些需要技巧和个人知识。
3. An understanding of economics is indeed important . So , too , is proven political ability , toughness and experience as a successful high-level policymaker .
懂经济的确很重要,经过验证的政治才能、韧性、以及曾成功担任高级别政策制定者的经验也十分重要。
4. Remember , herbert hoover didn 't have a problem making unpleasant decisions : he had the courage and toughness to slash spending and raise taxes in the face of the great depression .
请记住,赫伯特胡佛总统对痛下决心没有问题:在面对经济大萧条时他有勇气和韧性削减开支和提高税收。
5. The cast low alloy steel contains the alloy elements , such as manganese , chromium , copper , etc.this steel has high impact toughness , and has good usage property and long lifetime compared with the carbon steel .
低合金铸钢包含锰、铬、铜等合金元素,与碳钢相比,它具有韧性高、使用性能好和使用寿命较长等优势。