ruffian [ˈrʌfiən, ˈrʌfjən]

例句:

• Bravados and spirited actions any street ruffian can do.
  来自SA
• The ruffian threatened to run his victim through if he did not hand over all his money.
  暴徒恐吓受害者说如果他不把所有的钱都交出来,就捅死他.
  
• He himself was a bad commander, a boaster and ruffian.
  他本人是个弊脚的指挥官, 会吹牛皮,又粗鲁残暴.
  
• The doctor struck out suddenly and stretched the ruffian on the ground.
  医生突然伸手打他,把这个坏蛋打倒在地下.
  
• It was David Fowler, a ruffian he says Watts used to carry out a lot of his dirty work.
  来自CNN
• Security is necessary "to keep the undesirables out—usually some ruffian at each big event, " says Mr. Schlachter, 32.
  来自WSJ