The students showed great interest after the professor gave a brief introduction to the course.

　　教授簡單介紹了這門課程之后，學生們表現出極大的興趣。

　　There is a brief introduction column about the company on the homepage.

　　網站首頁有一個版塊是介紹公司簡況的。

　　Brief introduction is made on roller mill application and development.

　　簡要介紹輥式磨的`應用和發展。

　　A brief introduction to the research work on adsorption process was given.

　　給出其中的吸附工藝的研究結果。

　　Would you please give us a brief introduction of your company?

　　可否請您簡要介紹一下你們公司？