Well, that was before I found out how completely unhinged she's become.但那是在我发现她变成一个彻头彻尾的疯女人之前

find out:发现, 找出, 揭发出来

You can find out many advantages in urban life.

你会发现都市生活中有许多便利之处。

I am trying to find out experience in teaching.

我在摸索教学经验。

Who knows what that woman's capable of?谁知道那个疯女人能做出些什么

capable of:能够

A man driven by jealousy is capable of anything.

嫉妒心可使人什么都做得出来。

Show your teacher what you are capable of.

向你的老师表现出你的才能。

He is capable of great villainies.

他能干出极坏的事情。