providing useful or interesting information 提供有益信息的,提供有趣资料的 a thought-provoking, informative article. 一篇发人深省、提供有益信息的文章。
派生 informatively adverb informativeness noun 语源
late Middle English (in the sense 'formative, giving life or shape'): from medieval Latin informativus, from Latin informare 'give form to, instruct' (see inform)