释义：
make a mistake 失误
想要说明失误的具体内容的话就可以写成 make a mistake+... ing 的形态。另外，请通过以下例句记住，在说完自己失误 ( made a mistake ) 的事情以后，应该怎么把话接下去。
例句：
We made a huge mistake telling her about that.
我们不该告诉她那些事情。
I made a mistake. I admitted it.
我承认我犯错了。
I made a mistake. It's my fault.
是我的失误，都是我的错。
I made a mistake. I should have told you.
我错了，早应该告诉你的。
对话：
A: This math problem looks like it is all wrong.
这道数学题好像完全错了。
B: Maybe I made a mistake when doing it.
我可能做错了。