outlines
An outline is a general explanation or description of something.
Following is an outline of the survey findings.
以下是调查结果的概要。
The outline of something is its general shape, especially when it cannot be clearly seen.
He could see only the hazy outline of the goalposts.
他只能看见球门柱模糊的轮廓。
outlines , outlining , outlined
If you outline an idea or a plan, you explain it in a general way.
The mayor outlined his plan to clean up the town's image.
市长概述了他整顿市容的计划。
You say that an object is outlined when you can see its general shape because there is light behind it.
The Ritz was outlined against the lights up there.
上方的灯光映衬出里兹饭店的轮廓。