难怪我兄弟感觉不舒服了。

No wonder my brother wasn't feeling well

难怪钢琴一直不在调上。

It's no wonder the piano kept going out of tune.

见到人们成群结队地外出购物，难怪你会以为人人都很富有。

Looking at the crowds out shopping, you could be forgiven for thinking that everyone has plenty of money.

难怪他几乎抑制不住自己的愤怒。

No wonder he could hardly contain his indignation.

难怪他决定不参加辩论呢。

Small wonder that he decided to take no part in the debate.

他砰的一声关上门，气呼呼地走了。也难怪他会这么做。

He slammed the door and stormed off. I could hardly blame him.

难怪他看上去如此严厉。

No wonder he looked so dour.

看看这些数字，难怪你会觉得经济衰退已经结束了。

Looking at the figures, you could be forgiven for thinking the recession is already over

在被她的孩子们激怒后，她翻了一下白眼对着镜头嘀咕道，“难怪我会酗酒！”

Exasperated with her children, she rolls her eyes and mutters an aside to the camera, 'No wonder I drink!'

窗户都打开了，难怪风这么大！

All the windows are open, that's why it is so draughty.

难怪找不到人，都开会去了。

No wonder you can't find anybody here; they're all away at a meeting.

你这样搞特殊，难怪人家要讲话。

You seek personal privileges and naturally others will talk.

他不大了解情况，搞错了也难怪。

His mistakes are understandable since he knows so little about the situation.