请问这句中的where语法是什么

题目

请问这句中的where语法是什么
We’ve got to keep building an economy where no matter what you look like or where you come from,you can make it here if you try.

答案

这个句子中第一个where 是关系副词 引导定语从句 where no matter what you look like or where you come from,you can make it here if you try.
no matter what you look like or where you come from,这里是no matter what ...or where .是由no matter what .or where .引导的并列的让步状语从句
句意：我们要建立这样一种经济制度,在这种经济制度里,不管你长相如何,也不管你来自哪里,只要你努力了,你就会在此成功.