The brothers (be) bad people.

这两兄弟是坏人。

He uses it to fight bad people.

他用它来对抗坏人。

As soon as he sees bad people, he thinks of ways to fight them.

一看到坏人，他就想办法对付他们。

You should not associate with bad people.

你不应该和坏人为伍。

He is unwilling to associate with bad people.

他不愿意和坏人交往。

We need to differentiate between good people and bad people.

我们需要区分好人和坏人。

Some people believe that bad people go to hell after they die.

一些人相信坏人死后会下地狱。

There are a lot of bad people in the world.

世界上有很多坏人。

Should Good Lawyers Defend Bad People?

拾 ——好律师应为坏人辩护吗？

Bad people always come to a sticky end.

凡坏人没有好下场。