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月亮的错觉

But then, why does it still seem bigger when it's rising?

那么，为什么月亮升起时会显得大一些呢？

This must be some kind of optical illusion.

这一定是某种视错觉。

The question is, which one?

问题是，是哪一种视错觉？

英语相关

One explanation is the Ebbinghaus Illusion, where two identical objects look different because of the relative size of the objects they're surrounded by.

一种解释是艾宾浩斯错觉，即两个相同的物体会因为它们与周围物体的相对尺寸而显得不一样大。

Here the two center circles are actually the same size.

这两个中心圆事实上一样大。

Maybe the moon looks bigger near the horizon because it's next to tiny trees, houses, and towers in the distance.

或许月亮在接近地面时显得大是因为它附近有小树、房子和远处的塔楼。