didactic

1. ADJ Something that is didactic is intended to teach people something, especially a moral lesson. 教诲的[正式]

In totalitarian societies, art exists for didactic purposes. 在极权社会中，艺术是为教诲目的存在的。

2. ADJ Someone who is didactic tells people things rather than letting them find things out or discussing things. 好说教的[正式]

He is more didactic in his approach to the learning process. 他对学习过程采用的方法是比较说教式的。