maintain discipline

英汉例句

• 1.They were completely unable to maintain discipline.

  她们完全不能维持纪律。

• 2.In the past, Opec's members have struggled to maintain discipline on lower production quotas during periods of falling oil prices.

  过去，在油价下跌期间，欧佩克成员国总是难以遵守减产配额规定。

• 3.upon the teacher to maintain discipline.

  教师有责任维护纪律。