# 例句
1、The children are happy at the school, but they lackdiscipline.
孩子们在学校里很快活,但很散漫。
2、His army is a verydisciplinedforce.
他的军队是一支训练有素的队伍。
3、The teacher can't keepdisciplinein her class.
那位老师无法维持教室纪律。
4、A littledisciplinewould do him a world of good.
稍微处分他一下会对他大有好处。
5、She neverdisciplinesher children and they are uncontrollable.
她从不管教自己的孩子,弄得他们无法无天。