A color-blind man can't tell red from green.

有色盲的人无法分辨红绿。

About four percent of people worldwide are colorblind.

全世界大约有百分之四的人是色盲。

I compare it to people discovering they're color-blind.

我将其比作发现自己色盲的人。

You cannot become a pilot if you are color-blind.

如果你有色盲就不能当机师。

It's pretty much common knowledge that dogs are, in fact, color-blind.

事实上，狗是色盲，这几乎算是常识。

Conservatives invoke his name in defense of their vision of a color-blind society.

保守派用他的名字为他们对色盲人群的愿景辩护。

Fun fact, Facebook's colors were made blue because Mark Zuckerberg is red, green colorblind.

有趣的是，脸书是蓝色的原因竟是因为马克·扎特伯格是红绿色盲！

This means that dogs see in a similar way to humans who are red-green colorblind.

这意味着狗的视觉与红绿色盲的人相似。

There's not even a remote chance that Porter will pass the driving test. He's color-blind.

波特要考到驾照根本是机会渺茫。他是个色盲。

Okay, so that's all the different ways someone can be colorblind, but is there any treatment?

好吧，这就是色盲的所有不同形式，但是有什么治疗方法吗？