1. 发人深省的：尔虞我诈each trying to cheat the other | 发人深省的thought-provoking | 发人深省set people thinking

2. 引人深思的：19. receive education接受教育 | 20.thought-provoking引人深思的 | 21. enlightening予以人启迪的

3. 启人深思的：titillating,tantalizing挑逗性的 | thought-provoking启人深思的 | intriguing引起好奇心的

4. 发人深思的：1. monologue:独白 | 2. thought-provoking:发人深思的 | 3. capsule:现代历史资料和文物的储放器

1. (书籍、电影等)发人深省的，引人深思的
If something such as a book or a film is thought-provoking, it contains interesting ideas that make people think seriously.

e.g. This is an entertaining yet thought-provoking film.
这部电影令人捧腹，却又发人深省。

adj

1. stimulating interest or thought

e.g. a challenging hypothesis
a thought-provoking book

Synonym: challenging