"laugh about" in Chinese (Simplified)
嘲笑对…一笑了之
Definition
在事情发生后觉得可笑，尤其是当它曾是个问题或错误，并以轻松愉快的方式谈论它。
Usage Notes (Chinese (Simplified))
多用于尴尬或难堪之后，通常用“it”来指代 ('We can laugh about it')。与 'laugh at'（嘲笑）不同，没有贬义。用于非正式、朋友之间的语境。
Examples
We will laugh about this mistake later.
我们以后会**把这个错误当笑话说**。
Sometimes friends laugh about their past problems.
有时候朋友们**会笑谈**过去的问题。
After the interview, she could laugh about how nervous she was.
面试后，她可以**笑谈**自己有多紧张。
It was embarrassing at the time, but now we just laugh about it.
当时很尴尬，但现在我们只是**一笑而过**。
We can laugh about it now, but it wasn't funny then!
现在我们可以**笑谈**这件事，但当时可不好笑！
Give it some time—you’ll laugh about this one day.
给点时间，总有一天你会**一笑置之**。