The government struggled to maintain law and order.

政府努力维持治安。

《牛津词典》

But, in the interim, we obviously have a duty to maintain law and order.

但是，在过渡时期我们显然有责任维持法律与秩序。

《柯林斯英汉双解大词典》

It's a policeman's job to maintain law and order.

警察的职责就是维护法制与社会秩序。

youdao

Suharto is no longer needed, but we are instructed to maintain law and order.

CNN: 'He Is the Problem'

More money will also be needed if a newly independent police force is to maintain law and order.

ECONOMIST: Will the army defend or defeat Indonesia��s new democracy?

"Every law-abiding citizen demands justice for this tragedy that has shaken our sense of decency, but not our resolve, to maintain law and order, " he said.

NPR: W.Va. Sheriff Fatally Shot, Suspect In Custody