在那里花了一些时间后，她对市场有了很好的概览。

Having spent some time there, she had a good ___overview of the market.

由于我的主要兴趣是了解当前市场情况的概览，我对您展示的公司多样性印象深刻。

As my main interest was to get an ___overview of the current market situation, I was simply impressed by the variety of companies that you've presented.

教授在第一天给了我们课程大纲的全面概览。

The professor gave us a comprehensive ___overview of the course syllabus on the first day.