为什么我们有两只眼睛，两只耳朵但只有一张嘴？

Why do we have two eyes, two ears and only one mouth?

youdao

我们有两只眼睛。

We have two eyes.

youdao

大家都知道人类和某些动物可以通过视觉来判断深度，因为我们有两只眼睛，大脑可以比较来自双眼的图像。

It's common knowledge that humans and other animals are able to visually judge depth because we have two eyes and the brain compares the images from each.

youdao

我们生来有两只眼睛、两只耳朵，但只有一张嘴巴。

We are born with two eyes, two ears, but one mouth.

youdao

我们生来有两只眼睛、两只耳朵，但只有一张嘴巴。

We are born with two eyes, two ears, but one mouth.

youdao