1.
The dirty joke raised a blush on her cheek.
这个下流笑话羞得她脸通红.
2.
" Peals of laughter were mingled with loud ribald jokes" (Washington Irving).
“一连串的大笑声掺杂着大声的下流笑话”（华盛顿 欧文）
3.
Cracking off-colour jokes and the laughing at them noisily.
行为举止方面的"太过分"有如下表现：情绪的过分显露、喝酒喝得烂醉或讲下流笑话及对此哄笑。
4.
dirty book, joke, etc
下流的书、 笑话等
5.
a vulgar gesture,suggestion, joke
下流的手势、 示意、 笑话.
6.
The jokes he told were quite off colour.
他说的笑话很下流。
7.
This is a broad joke.
这是一个下流的笑话。
8.
Some of his jokes were a bit near the bone.
他的有些笑话近乎下流。
9.
the scoff of the world
天下的笑话 [笑柄]
10.
The guy is always telling filthy jokes.
这家伙老是讲下流的笑话。
11.
They groaned at his dirty joke.
他们对他下流的笑话发出不满之声。
12.
They'd be laughing making nasty remarks, and make passes at her.
他们会笑着说下流话, 并对她非礼。
13.
a blue movie; blue jokes; he skips asterisks and gives you the gamy details; a juicy scandal; a naughty wink; naughty words; racy anecdotes; a risque story; spicy gossip.
色情电影；黄色笑话；性丑闻；下流眼神；下流话；下流的轶闻异事；淫秽故事；下流的闲言碎语。
14.
His off-color jokes amused the men but upset the ladies.
他那下流的笑话娱乐了男人但触怒了女人。
15.
had a filthy mouth; foul language; smutty jokes.
有一张下流的嘴巴；淫秽的语言；淫秽的笑话。
16.
dirty words; a dirty old man; dirty books and movies; boys telling dirty jokes; has a dirty mouth.
下流的话语；下流的老男人；黄色书籍和电影；讲黄色笑话的男孩子；有一张下流的嘴。
17.
Laughter was advantageous; therefore it survived.
笑是有益的，所以笑就流传了下来。
18.
That's a rotten thing to say!
说这样的话，下流！