fair use
noun /ˌfeə ˈjuːs/
/ˌfer ˈjuːs/
(US English) (British English fair dealing)
[uncountable] (law- a statement of legal policy that allows people to use short pieces of copyright material without permission for news reporting, teaching, research, etc.
合理使用：法律政策声明，允许人们未经许可使用新闻短片进行新闻报道，教学，研究等。 - His use of the lyrics constitutes fair use under copyright law.
根据版权法，他对歌词的使用构成合理使用。
- His use of the lyrics constitutes fair use under copyright law.