(1/2)after what seemed like hours he came outwith a bitter smile 其中为什么用w
问题描述：
(1/2)after what seemed like hours he came outwith a bitter smile 其中为什么用w
答
这里的what相当于something that,即after something that seemed like hours he came outwith a bitter smile.
所以可看作为定语从句,先行词为something,that引导的定语从句.