释义：

find out 知道事实

find 是寻找具体的物体，而 find out 则表示“知道某种事实”。 find out 后面可以接各种成分，如名词， that 从句，if 从句等。

例句：

If you find the document, you'll find out the truth.
如果你找到那份文件，你就会知道真相了。
I want you to find out if my daughter is using. drugs again.
我想知道我女儿是不是又重新开始吸毒了。
We need to find out what is going on there.
我们需要知道那里正在发生什么事情。
I found out that she didn't love me anymore.
我发现她不再爱我了。

对话：

A: I just found out that I got transferred.
我刚刚发现，我被交易了。
B: I'm sorry to hear that.
很抱歉听到这个消息。