maintain order例句

Policemen preserve [ maintain ] order in the streets.
警察在街上维持 秩序.

Police were sent for to maintain order.
请了警察来维持秩序.

The police maintain order in the city, help prevent crime, apprehends lawbreakers and directs traffic.
警察维持城市的秩序, 协助防止犯罪, 逮捕犯法者及指挥交通.

• #maintain order