1
be informative
The lecture was very informative.
这次讲座信息量很大。
提供消息的，见闻广博的
先理解核心含义，再看它在真实句子里的用法。
提供消息的，见闻广博的
providing or conveying information
The lecture was very informative.
这次讲座信息量很大。
提供信息的；特别是提供有用或有趣的信息。
Providing information; especially, providing useful or interesting information.
(标准或规范)不规定要求,仅提供信息的。
Of a standard or specification, not specifying requirements, but merely providing information.
The lecture was highly informative and covered many new topics.
这场讲座信息量很大，涵盖了许多新话题。
I find this book very informative because it explains complex ideas clearly.
我发现这本书很有启发性，因为它清晰地解释了复杂的概念。
The museum tour was informative, giving us a deep understanding of local history.
博物馆的导览很有教育意义，让我们对当地历史有了深入了解。
The lecture was very informative.
这次讲座信息量很大。
I found the guidebook quite informative.
我觉得这本指南信息很丰富。
She gave an informative presentation on climate change.
她就气候变化做了一个信息丰富的演示。
The article is informative about the latest research findings.
这篇文章对最新研究结果提供了丰富信息。
Not this
This book is a good informative.
Use this
This book is very informative.
informative 是形容词，不能直接用作名词。应去掉冠词 'a' 并添加副词 'very' 修饰形容词。
Not this
I need some informative about the course.
Use this
I need some information about the course.
informative 是形容词，不能作名词宾语。应用名词 'information' 表示 '信息'。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
信息量非常大的；非常有益的
The lecture was highly informative and well-organized.
这场讲座信息量非常大，而且组织得很好。
内容丰富的；很有启发性的
Her presentation was very informative, covering many new details.
她的报告内容非常丰富，涵盖了许多新细节。
内容丰富的文章
I read an informative article about climate change.
我读了一篇关于气候变化的、内容丰富的文章。
有内容的讲座
The professor gave an informative talk on ancient history.
教授做了一个关于古代史的内容丰富的讲座。
信息量大的书
This is a very informative book for beginners.
这是一本对初学者来说信息量很大的书。
内容充实的演讲
The politician delivered an informative speech about education reform.
那位政治家就教育改革发表了内容充实的演讲。
Use informative naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
联想“in-form-ative”，想象一张表格（form）里填满了信息（information），所以是“提供信息的”。
语域：neutral 常见场景：educational contexts、informational reports、lectures 通常用于描述内容丰富、提供有用信息的材料或演讲，语气中性。
通常修饰事物（如书籍、演讲），不直接修饰人
Dictionary facts from ECDICT, WIKTIONARY.