However, brain thinks that the reflected light comes to eyes in a straight line, so an image is seen behind the mirror just on the extending line of the reflected light.

而大脑则以为反射光线是沿直线到达眼睛的，因此沿反射光线向后延伸，从而在镜子后面看到一个影像。

youdao

However, brain thinks that the reflected light comes to eyes in a straight line, so an image is seen behind the mirror just on the extending line of the reflected light.

而大脑则以为反射光线是沿直线到达眼睛的，因此沿反射光线向后延伸，从而在镜子后面看到一个影像。

youdao