Make a rough sketch before you draw.

画画得先打个底子.

《现代汉英综合大词典》

We're doing a rough sketch today right?

我们今天做了很粗略的图片,是把?

电影对白

He chalked out a rough sketch of the design.

他绘制了设计草图.

互联网

Except for the image of Europa and corolla , everything else is rough sketch in the below.

在下面的图中,除了欧罗巴和花冠外, 其余都是草图.

互联网

Either way, please include a rough sketch and an explanation of your proposal.

无论哪种方式, 请附上草图并解释你的建议.

互联网

Like all previous chapters, we start with a rough sketch.

如之前所有教程一样, 我们从草图开始.

互联网