n.随意，任意adj.任意的，随便的，胡乱的adv.胡乱地

英文释义

n. Force; violence.

n. A roving motion; course without definite direction; want of direction, rule, or method; hazard; chance; -- commonly used in the phrase at random, that is, without a settled point of direction; at hazard.

n. Distance to which a missile is cast; range; reach; as, the random of a rifle ball.

n. The direction of a rake-vein.

a. Going at random or by chance; done or made at hazard, or without settled direction, aim, or purpose; hazarded without previous calculation; left to chance; haphazard; as, a random guess.

词干

random 随机的
→ 缩写自短语 at random，高速的，引申词义横冲直撞的，莽撞的，后用于指随机的。来自古法 语 randon，冲，冲力，速度，来自 randir，快跑，词源同 run.