1. 释义： if a story, book, report etc concerns someone or something, it is about them
2. 例句：
The study concerns what people want at the end of life.
这项研究是关于人们临终前最遗憾的事情。
3. 造句：
这项最新报告研究的是英语流利度和收入的相关性。
The latest report concerns the correlation between English fluency and income.
关于人工智能，人们的观点不一致。
Concerning artificial intelligence, people' views polarize.
