hyperbola

Yes, we can still find points on the hyperbola and so on.

我们仍然可以在双曲线上找到解。

If you look at this point where the hyperbola and the circle touch each other, first of all, I don't know which circle I am going to look at.

来看一下这一点,这里双曲线和圆刚好接触的地方，首先，我不知道我要看的是圆上面的哪一点。