他在会议上简要描述了提案的粗略大纲。

He ___sketched ___out a rough outline of the proposal during the meeting.

在演讲中，经理简要描述了公司未来的战略。

In his speech, the manager ___sketched ___out the company's future strategy.

在写报告之前，她在便签纸上简要列出了要点。

Before writing the report, she ___sketched ___out the main points on a notepad.