in·for·ma·tion·al
adjective/ˌɪnfəˈmeɪʃənl/
/ˌɪnfərˈmeɪʃənl/
[only before noun]- giving facts or details about somebody/something
信息；消息；情报；资料 - the informational content of a book
书的信息内容 - the informational role of the media
新闻媒体的信息功能
- the informational content of a book