You are killing me!就是笑死我了的意思
比如
You look like a clown. You are really killing me!
你看起来好像个小丑，真是笑死我了！
01、laugh my ass/ butt off
屁股都笑掉了
虽然很恶俗，但是口语里很喜欢这样用
I almost laugh my ass off when hearing the story.
当我听到这个故事的时候都笑死了。
02、crack up
就是突然大笑，捧腹大笑
Kelly is such a funny girl. She always cracks me up.
Kelly 是一个特别搞笑的人，她每次都能把我弄笑。
03、I died laughing.我差点笑死
Daniel was so funny that I died laughing!
大牛太搞笑了，我差点被笑死！
04、It’s hilarious 滑稽、搞笑
“hilarious”比”funny”更高级
用这个可以让你的英文level显得更有逼格
This comedy is hilarious!
这部喜剧真是太好笑了！
