for crying out loud 是一句非常常用的俗语，用来表示不耐烦、或者是厌烦、或是惊讶的程度！可以翻译为我的天啊、岂有此理、搞什么名堂。

【例句】
For crying out loud! Why did you have to do that?
真是岂有此理！你为什么非得干那种事？

For crying out loud! Jack took my tennis racket again. How many times have I told him I don't mind letting him use it, but he at least has to ask first in case I need it myself!
简直了，杰克又把我的网球拍拿走了。我跟他说了多少遍，他用我的网球拍我不在乎，但是他至少得问我一声，万一我自己要用呢！