rough something ↔ out phrasal verbphr v British EnglishBrE DETAIL#to draw or write something without including all the details 勾勒，画…的轮廓；草拟 a diagram the engineer had roughed out on his notepad 工程师在记事本上画的一幅草图
rough out• For all the rough treatment meted out to houses in institutional use, many retain remarkably fine interiors.• The roughs are weeded out until only the best remain.
→ rough something ↔ out at rough3(2)