1·I'm doing some research on the subject.
我正就这一课题进行研究。
—— 《牛津词典》
2·She's a recognized authority on the subject.
她在这个学科上被公认为权威。
—— 《牛津词典》
3·We had to write a composition on the subject "My Pet."
我们得就“我的宠物”这个主题写一篇作文。
—— 《柯林斯英汉双解大词典》
4·There was a dearth of reliable information on the subject.
关于这个课题缺乏可靠资料。
—— 《牛津词典》
5·The book is, in Henry's opinion, the best book on the subject.
在亨利看来，这本书是关于这个学科最好的一本。
—— 《柯林斯英汉双解大词典》
6·He will address us on the subject of the Community Policing Program.
他将要就社区治安计划这一主题向我们发表演说。
7·She'd just published a book on the subject which was reckoned to be quite good.
她刚刚出版了一本关于这个主题的书，人们认为这本书相当不错。
8·She had just published a book on the subject which was reckoned to be quite good.
她刚刚出版了一本关于这个主题的书，人们认为这本书相当不错。
9·On the subject of space walks, for example, audiences vary in their interests and how much complexity they can comprehend.
在太空行走这个主题上，观众的兴趣不同，能理解的复杂程度也不同。
10·She spoke eloquently on the subject.
她讲起这个题目来滔滔不绝。
—— 《牛津词典》