流氓的英文：
rogue
indecency

参考例句：

A horde of ruffians
一群流氓

A regular hero,rascal,genius
真正的英雄、流氓、天才

Her rascal of a husband
她的流氓丈夫

The rascal is a randy man.
这个流氓是个好色之徒。

He is just a two-bit gangster.
他只是一个不入流的流氓。

The extortioner does not practise in the home
流氓不在自己家里敲诈勒索。

The ringleader lent Frank a large sum and has had him in the hollow of his hand ever since.
那流氓头子借给弗兰克一大笔钱，从此就把弗兰克提捏在他手心里任意摆布。

The gangster sat poker-faced throughout the trial.
整个审判过程中，那个流氓一直面无表情地坐在那儿。

Many landlords, rich peasants and riff-raff have seized the opportunity to sneak into our Party.
这即是有许多地主分子、富农分子和流氓分子乘机混进了我们的党。

Bands of hooligans roving(round)the streets
成群结伙在街上东游西逛的流氓.

rogue是什么意思：
n. 流氓；小淘气
adj. 凶猛的
v. 去劣；欺骗；游手好闲

A rogue wave swamped the boat...
凶猛的海浪淹没了船只。

You rogue, what have you done this time?
小淘气鬼，你这次干了什么？

The farmer rogued the seed.
农夫淘汰了劣种。

I will rogue the seed.
我会帮种子去劣。

He gave the rogue a smash on the jaw.
他朝那流氓的下巴猛击一拳。

indecency是什么意思：
n. 无礼,不体面,猥亵

A thing is indecent if by reason of indecency it is not suitable to be published to a juvenile.
一件物件如因其属于不雅而不宜向青少年发行者，是谓之不雅。

He left the party with indecent haste.
他很不礼貌地匆匆离开宴会。

An alarming increase in cases of indecent assault,eg rape.
强奸猥亵案件惊人的增加.

It should not matter that they thought her behaviour indecent and uncivilized
即使人们认为她行为不检，缺乏教养，那也无足挂齿。

He accused Mrs Moore of making an indecent suggestion.
他指责摩尔夫人做下流的性暗示。