下流的笑话的英文：
blue joke

参考例句：

He has a wide repertoire of dirty jokes.
他一肚子下流笑话.

They groaned at his dirty joke.
他们对他下流的笑话发出不满之声。

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)

It's just a blue joke, please don't mind.
这只是一个下流的笑话，请不要介意。

He's plain for the Birds. He would either crack a Blue joke or talk about other people's marriages
他特别无聊,不是讲下流笑话就是谈论别人的婚姻

He's plain for the birds. He would either crack a blue joke or talk about other people's marriages.
他特别无聊，不是讲下流笑话就是谈论别人的婚姻。

blue是什么意思：
n. 蓝色；蓝颜料；女学者
adj. 蓝色的；忧郁的；有学问的
v. 使成蓝色；变成蓝色；输掉，花掉

the man in Blue
穿蓝色衣服的那个人

Out of the Blue
从天上掉下来

I like blue flag.
我喜欢蓝色鸢尾。

She has blue eyes.
她长着一双蓝眼睛。

R Alexandria blue
亚历山大蓝(亮蓝色颜料,含有硅酸铜,古代埃及用于壁画)

joke是什么意思：
n. 玩笑，戏谑；笑柄，笑料；轻松的事
v. 开玩笑；开...的玩笑，戏弄

But it is no joking matter.
但这可不是开玩笑的事儿。

It was a joke, of course, but surely a rum sort of joke?
这当然是个玩笑，但是这个玩笑也太奇怪了吧？

play a joke on or subject to a hoax.
开某人的玩笑或使遭受欺骗。

I was the butt of their jokes.
我是他们的笑柄。

They groaned at his dirty joke.
他们对他下流的笑话发出不满之声。