showing understanding, acting in a positive way, and not following old-fashioned or false beliefs

The school has an enlightened policy of teaching boys to cook. 这所学校教男孩子们做饭，这是一种开明的做法。

These days she's much more enlightened in her views on education. 近来她对教育的看法开通多了。

knowing the truth about existence

Buddha was an enlightened being. 佛陀是个看破红尘的人。