草图在尺寸上与成作如一幅壁画近似的预备性素描，成作要从此草图临摩下来 A preliminary sketch similar in size to the work, such as a fresco, that is to be copied from it.
他画了一张汽车的草图。 He drew a draft of the car.
他画了一张草图，告诉我他曾住过的地方。 He made a thumb-nail sketch to show me where he lived.
我丈夫迅速地为我们的新墙柜画出一张草图。 My husband rapidly blocked in a sketch for our new wall unit.
建筑师在草图上划了些花草树木，让人们了解该地区建设好以后将是什么样。 The architect roughed in some trees and flowers to give some idea of how the area would look when the building was finished.
