It takes time getting used to first, second, and third person pronouns.

习惯第一、第二和第三人称代词需要时间。

Until relatively recently, there were four second person pronouns that all collapsed into you.

直到最近，还有四个第二人称代词全部折叠成你。

In many languages today there are second person pronouns for both singular and plural usage.

在今天的许多语言中，单数和复数用法都有第二人称代词。

There's more than one monkey, so you'd wanna use the plural third person pronoun.

不止一只猴子，所以你要使用复数的第三人称代词。

After all that, it may come as a relief that some languages often leave out the second person pronoun.

毕竟，有些语言经常省略第二人称代词，这可能让人松了一口气。

This is a third person pronoun and this is a second person pronoun, and the two of them do not match up, they do not, as we say in grammar, agree, sad face.

This is a third person pronoun and this is a second person pronoun, 他们两个不匹配，他们不同意，正如我们在语法中所说的，悲伤的脸。