Comparative of rough: more uneven, harsh, or difficult.

rough 的比较级：更不平、更粗糙；不那么光滑。

A worker who does initial shaping before final finishing.

在最终精加工前进行粗加工定形的工人。

A piece of woolen cloth prepared for fulling.

准备进行缩绒处理的羊毛呢料。