be about

关于

• The play is about life in South Africa.
  该剧讲的是南非的生活。
• What’s tonight’s documentary about?
  今晚的纪录片是关于什么内容的？

deal with; be concerned with

涉及、论及（某个严肃的问题）。deal with更常用。

• The story deals with the psychological conflicts between mother and son.
  这个故事讲的是母子之间的心理冲突。
• The earliest films made in India dealt with mythological subjects.
  印度最早期的电影都以神话故事为题材。
• His books are often concerned with environmental issues.
  他的书经常涉及环境问题。

concern

（故事、报道）涉及、与……有关。

Much of the material in her early letters concerns events which happended some years before.
她早期的信中很多内容都是讲几年前发生的事情。

focus on, centre on

（书、文章、讨论）集中于、详细讨论。

• The next chapter will focus on this problem in greater detail.
  下一章将更详细地讨论这个问题。
• a weekly magazine mainly focusing on business-related issues
  一本主要讨论商务问题的周刊
• The controversy centred on the question of illegal arms sales.
  争论集中在非法军火销售的问题上。