1.使[变]强韧;使[变]硬;使[变]强健;使[变]坚强,使[变]顽固;使[变]困难
1.to become more strict, or to make something more strict
2.to become mentally or physically stronger, or to make someone mentally or physically stronger
3.to become more difficult to cut or eat
1.''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。”
2.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。
3.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。
4.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。
5.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。
6.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中国人民解放军？也许，他们在美国摸爬滚打了一圈后更能为社会所接受吧。
7.Having super thin high-transparence toughened glass layer or acryl protective layer on the surface of LCD panel for protection.
液晶屏表面安装有超薄高透光钢化玻璃防护层，保护液晶屏被人为损坏。
8.The rules of the competition were toughened up this year, with a time limit introduced.
泥浆泳的比赛规则今年更加严格，加入了时间的限制。
9.For irritable bowel syndrome, we put in a high concentration to break down that mucoid buildup and that toughened cell membrane.
肠易激综合症，我们把高浓度打破的粘液建设和增韧细胞膜。
10.Sanctions against Iran must be toughened unless Tehran negotiates seriously over its controversial nuclear programme, France has warned.
法国警告，针对伊朗的制裁必须严厉，除非德黑兰能够认真对待关于其核计划的谈判。