The blighter stole my purse!

坏蛋偷了我的钱包！

You are a lucky blighter !

你是个幸运的家伙。

You lucky blighter!

你这幸运的家伙！

I told that blighter not to come here again!

我告诉那个家伙不要再来这里了！

'But how?' said Boggis. 'how on earth can we catch the blighter?'

“可是怎么干呢？”博吉斯说道，“我们到底怎样才能逮住这个坏家伙？”

The blighter must've worn it so long that some of it Evil rubbed off.

那混蛋一定戴了许久，让它沾染了他的邪恶。

Well done old bean, another blighter gets his comeuppance, well done.

干的漂亮，又一个家伙得到了报应，实在是漂亮。