subject matter
noun /ˈsʌbdʒɪkt mætə(r)/, /ˈsʌbdʒekt mætə(r)/
/ˈsʌbdʒɪkt mætər/, /ˈsʌbdʒekt mætər/
[uncountable]- the ideas or information contained in a book, speech, painting, etc.
（著作、讲话、绘画等的）主题，题材，主要内容 - The artist was revolutionary in both subject matter and technique.
这位画家在内容和手法两方面都有重大创新。 - She's searching for subject matter for her new book.
她要写一部新书，正寻找题材。
- The artist was revolutionary in both subject matter and technique.