n.流浪汉；游荡者；懒鬼
n.屁股
n.狂欢
adj.无价值的；残废的；不合理的
vt.使失望
vt.乞求
vi.乞讨；游荡
The bum wore a tattered sweater and ripped pants. 那个流浪汉的运动衫和裤子破旧褴褛。
You're just a good for nothing bum! 你一无是处！
用作形容词 (adj.)She never wrote a bum check in her life. 她一生从未开过假支票。
His supporters feel he has taken bum raps. 他的支持者认为他受到不公正的判决。
He got some very bum reports from his commanders. 他从司令官那里获得了一些不符合事实的报告。
用作及物动词 (vt.)The penniless man had to bum a ride home. 那个身无分文的人只好乞求搭车回家。
用作不及物动词 (vi.)The man bummed through the West. 那汉子流浪著穿过西部地区。
Instead of looking for work, he preferred to bum about. 他不去找工作做，宁愿到处游荡。
