不理解下面这句话的的语法,看不懂意思

问题描述:

不理解下面这句话的的语法,看不懂意思
These are clearly the future opportunities and areas growth in what is a total market worth an estimated 112 billion dollars.

what 引导宾语从句
价值约1120亿美元的整体市场,有很清晰的未来机会和区域增长