toughadj.强硬的；棘手的，难办的；艰苦的；严厉的；牢固的，强壮的；坚强的，坚韧的adv.以强硬的态度；强硬地，顽强地n.暴徒; 恶棍toughness index韧度指数tough flax lily新渭麻tough semifinal艰难的半决赛tough resistance强硬的抵抗toughcopper cake韧铜Tough Management刚性管理tougher measures更强硬的措施tough competitor劲敌tough assignment棘手的任务toughness method增韧方法

tough it outv.坚持到底