informative
adj. 提供有用信息的，增长见闻的
例句
The text was informative and well written.
正文信息量大，写得很好。
《柯林斯英汉双解大词典》
Burton's text is concise and informative.
伯顿的文章文字简洁、内容丰富。
The talk was both informative and entertaining.
这次谈话既长见识又饶有趣味。
《牛津词典》
