I've tried, but I start laughing.

我试过了，但我此嗤之以鼻。

youdao

Oh man, did I start laughing. You know why?

哇老兄，我可是一直笑个不停呀……你知道为什么吗？

youdao

Oh man, did I start laughing. You know why?

哇老兄，我可是一直笑个不停呀……你知道为什么吗？

youdao