Definition
To rough something in means to sketch the fundamental lines, excluding intricate details.
略微描繪…的輪廓，簡單勾勒
Before I start painting, I will rough in the basic outlines of the landscape.
在我開始繪畫之前，我會先簡單勾勒出風景的基本輪廓。
She roughed in the pose of the figure on the sketch so she could develop the details further.
她在草圖上簡單勾勒出人物的姿勢，以便進一步發展細節。
In the initial design phase, it is common to rough in the concept to facilitate team discussions.
在初步設計階段，通常會先簡單勾勒概念，以便於團隊討論。