It is not advisable just to sit there brooding about the unpleasant bygones.

老是坐在那里闷闷乐地想着过那些愉快事情并。

The room had the elegance of a bygone era.

个房间有着旧时代优雅。

I’m willing to let bygones be bygones.

我愿意捐弃前嫌。

His talk was evocative of the bygone days.

他谈话令回忆起往昔时日。

Let bygones be bygones and let's forget about our disputes and be friends again.

"过事必再提了,让我们忘掉过论,和如初吧。"

This is a ridiculous situation, avoiding each other like this. Why can’t we let bygones be bygones?

我们样互相迴避未免太可笑了，为什么能忘记以前愉快呢？