1. The fresh-faced farm boy had never seen so many aliens in one place, and the rough-and-tumble crowd could sense an easy target. 这个从未在一处地方见过这麽多的异星人种的农村男孩，他的生脸孔让他很容易在此处成了不怀好意者注意的目标。
2. The principles of unarmed combat are largely those of judo, various other styles of wrestling, boxing, Chinese boxing and self-defense devices, and rough-and-tumble tactics. 徒手格斗的原则主要来自柔道，以及各种其它形式的摔跤、拳击、中国武术、各种自卫术和各种混战的策略。
3. For her exposure to a rough-and-tumble culture of law-benders, Eekway learned the art of the bluff and a diplomatic style more confrontational than the usual measured approaches found in the Senate. 置身于由不法之徒组建的混乱无序的文明中，埃克韦学会了恫吓蒙骗的艺术，以及相较议院中寻常的谨言慎行方式更富对抗性的外交风格。
英英解释
n.
1. disorderly fighting
2. characterized by disorderly action and disregard for rules
