He tried to hide his embarrassment by telling jokes.

他想通过讲笑话来掩饰尴尬。

She pulled a face to hide her embarrassment.

她做了一个鬼脸来掩饰她的窘态。

It seems to me now that he sighed and that I tittered to hide my embarrassment.

在我现在看来，他那时似乎在叹气，而我吃吃地笑是在隐藏我的尴尬。

He tried to hide his embarrassment by making jokes.

他试着用开玩笑来掩饰自己的难堪。

I wished there were a hole on the ground I could get into to hide my embarrassment.

我真希望地上有个洞，我能钻进去，太尴尬了。

He couldn't hide his embarrassment.

他隐藏不住自己的尴尬。