大家都搜：
adj.坚韧的
v.变坚韧；变顽强；变困难（toughen的过去分词）
1、toughened glass───[玻璃]钢化玻璃；淬火玻璃，钢化玻璃
1、Result showed the recycled PC blends cannot be toughened due to the incompatibility between the PC and core-shell structure silicon rubber.───研究表明：两相不相容导致“核-壳”型硅橡胶与PC回收料共混没有增韧效果。
2、''There has always been a policy but it has now been toughened up. ''───“着装标准以前就有，但现在要求更严格了。”
3、Observation window in middle of the door made of doub -layer toughened glass for observing heated things any time.───箱门中间装有双层钢化玻璃观察窗，可随时观察工作室内被加热物品的情况。
4、America has toughened its approach to China recently.───最近美国对中国态度强硬。
5、Entry requirements have since been toughened, raising complaints of double standards.───自从加入的条件变得苛刻以后，有关双重标准的抱怨声四起。
6、Toughened by a lifetime of fieldwork, the hands of a za provide loving care for her grandson, who wears a traditional hat adorned in silver.───老妇人那双因风雨一生而粗糙的手，为她的孙子提供了无微不至的关爱，小孙子戴着传统的装饰了银饰的帽子。
7、Rugged takes it a step further. The idea is that before the code can be made secure, the developers themselves must be toughened up.───坚固等于更进一步，其想法是要在把代码变得更安全之前，开发人员自己要先“强壮”起来。
8、Months of walking barefoot had toughened his feet.───数月的赤脚行走已使他的双脚变得坚硬。
9、Why not just join P. L. A. ? Perhaps getting toughened up in the U. S. is more socially acceptable.───为什么不直接送他们加入ZhongGuoRenMinJieFangJun？也许，他们在美国摸爬滚打了一圈后更能为社会所接受吧。
1、The government has toughened the fight against corruption.