She wrote an essay on the subject of climate change.

她写了一篇关于气候变化主题的文章。

He spoke with authority on the subject of ancient history.

他在古代历史这个话题上说话很有权威。

The philosopher wrote extensively on the subject of human existence.

这位哲学家广泛地写了关于人类存在的话题。

She has made a series of documentaries on the subject of family relationships.

她制作了一系列关于家庭关系的纪录片。

This is a book on the subject of love.

这是一部以爱情为主题的书。

Always remains mute on the subject of social system.

他总是对社会制度的问题保持沉默。

He addressed the audience on the subject of atomic warfare.

他向听众演讲有关原子战争的问题。

On the delivery of the subject line, subject of mathematical modeling in 2010.

关于送货线路题目的分析，2010年数学建模题目。

Read widely on the subject of song writing and research on the subject you are writing about.

多阅读并且收集与你要写的主题相关的资料。

On the subject of funds, you may consult with Mr White.

关于资金问题, 你可以与怀特先生商量.