双关语的英文：
a play on words
a play upon words
equivoke
equivoque
paronomasia
pun
quirk
word-play
wordplay

参考例句：

He's always punning and I don't find it funny.
他老是使用双关语,我觉得很没意思.

Word play is a way to create fun in comedies.
喜剧也会借助双关语逗人乐。

So presumably this, too, is a pun.
因此，这恐怕也是一个双关语。

He is constantly punning, constantly playing with language.
他一直在用双关语，一直玩文字游戏。

I'm always punning but he doesn't find it funny.
我老是使用双关语，可他觉得很没意思。

"She said it as a play on words, But he didn't understand her meaning."
"她说双关语,但是他不能了解她的意思。"

an unintended slight; an unintentional pun; the offense was unintentional; an unwitting mistake may be overlooked.
无心的怠慢；无意识双关语；那过错不是故意的；一个无心的过错也许会被原谅。

A riddle in which a fanciful question is answered by a pun.
谜语由一个奇妙的问题组成的谜语，其答案为双关语

A man who could make so vile a pun would not scruple to pick a pocket.
一个能说出如此恶劣双关语的人，是不会对偷窃钱包感到不安的。

A man who could make so vile a pun would not scruple to pick a pocket.
一个能说出如此恶劣双关语的人，是不会对偷窃钱包感到不安的。

play是什么意思：
v. 装扮；戏弄；参加；同…比赛；玩；打出；发挥作用；演奏；播放；扮演
n. 戏剧，剧本；比赛；玩耍，游戏

represent a play
再上演某剧

play around with
在一起厮混|玩弄|戏弄

Play havoc with
搅乱,破坏

words是什么意思：
n. 单词；言语；许诺；消息
v. 措辞

There is an
在apple这个词中有一个字母A。

This is a derivative word.
这是一个衍生词。

This is an informal word.
这是一种口语用语。

upon是什么意思：
prep. 在...上；紧接着；逼近；根据；走上...；爬上...

He stepped upon the alter.
他走上圣坛。

To bear hard upon;press.
使痛苦不堪对某人施加困难；逼迫

press hard upon
进逼|压迫|穷追