outline letters

例句：

1. 1. The writer outlined the plot of the novel in his first draft.
   作家在初稿中概述了小说的情节。
2. 2.She outlined her ideas for the presentation on the whiteboard.
   她在白板上概述了她的演讲想法。
3. 3. The teacher asked us to outline our notes before class.
   老师要求我们在课前概述我们的笔记。