Here'what we want to do.为什么有what

Here'what we want to do.为什么有what

这句话本身有误。正确的为Here's what we what to do. what引导名词性从句，这个有点难理解的，翻译成“...的东西”，
如what I bought， 我买的东西； what he said, 他说的话。
此句相当于一个定语从句，Here's the thing that we want to do. 这就是我们想要做的事情。

here is what we want to do.