discipline形容詞|self

self-discipline不是形容詞，是名詞

例句

1、

Are you sure that you have the self discipline necessary to work from home?

你是否確定你有回家工作的自律性

2、

The basis of abiding by law lies in a kind of self discipline.

廣大人民遵守法律的落腳點在於一種道德自律。

3、

When it comes to building wealth， having knowledge is important but self discipline is even more important.

説到積累財富，知識固然重要，但更缺不了自律。