您要查找的是不是：
- All this mountain climbing will toughen the boys up. 这些爬山运动会把孩子们锻炼得身强体壮。
- The company leader said that army life would toughen the recruits up. 连长说军队生活可以使新兵锻炼得更坚强。
- I love my country with every fiber of my being. 我深爱我的祖国。
- A small, slender fiber or filament. 小纤维一种细小的纤维或丝
- The doctor recommended more fiber in his diet. 医生建议他多吃一些纤维性食物。
- He is a man of strong moral fiber. 他是个道德高尚的人。
- fiber toughening 纤维增韧
- He needs plenty of hard exercise to toughen him up. 他需要充分的艰苦锻炼以增强体质。
- Rayon rank second only to cotton as the most widely used fiber. 人造丝是仅次于棉花的使用得最广泛的织物。
- A fine or thinly spun thread, fiber, or wire. 细丝细小或薄的丝线、纤维或电线
- Clinging bits of fiber and fluff; fuzz. 棉绒，软棉布聚在一起的纤维和绒毛; 细毛
- This experience will toughen her. 这次经历会让他变坚韧。
- Scientists are recommending that people eat more fiber. 科学家建议人们多吃些纤维素。
- We must toughen our scalps and bear it, I added. 要硬着头皮顶
- He needs a neat diet and plenty of hard exercise to toughen him up. 他需肉类饮食和大运动量的艰苦锻炼使自己强健起来。
- Basically he needs to toughen up a little bit. 主要是，他需要更强悍点。
- It was not until 1884 that the first artificial fiber was made. 直到一八八四年，第一个人造纤维才制造出来。
- He needs a meat diet and planty of hard exercise to toughen him up. 他需要少吃肉食和艰苦的锻炼来增加强体质。
- A thin, loosely woven fabric of silk, cotton, or synthetic fiber. 紧捻纱罗织物一种由丝、棉或合成纤维织成的又薄又松的织物
- Coconut fiber can be made into mats. 椰棕可以制成垫子。
