thought-provoking 

英汉解释

adj. 发人深省的；引起思考的

同义词

a. challenging

参考例句

1. These are good questions, because they call for thought-provoking answers.
这些是好问题，因为要动一番脑子才能答出来。
2. This challenging book is one of the most thought-provoking that i've ever read.
这本有趣（或具有挑战性）的书是我读过的最发人深省的书。
3. Their life and crime, police provincial people, thought-provoking, so that all those present at the great minds have been shocked.
他们的人生轨迹和犯罪事实，让人警省，发人深思，使所有在场的人心灵都受到极大的震撼。

英英解释

adj.
  1. stimulating interest or thought

网络释义

thought-provoking
引人深思的; 发人深省的; 人深省; 耐人寻味;
thought-provoking conclusion
发人深思的结论;