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tough factor韧性系数tough graphs坚韧图tough moment困难的时期tough policy强硬政策tough-luckn.恶运tough it outv.坚持到底tough action强硬行动tough cookiesint."太糟了！"tough message强硬的讯息tough problem难题