维持的用法和样例：
例句
-
他们的工资勉强够维持生活的。
Their wages are barely enough to keep the wolf from the door. -
因无人维持秩序，教室里一片混乱。
With no one to keep order the situation in the classroom was chaotic. -
那个工厂需要大量钢铁以维持生产。
The factory is in great demand of steel to keep up production. -
总之，唯有当严刑峻罚加之于违法之徒时，才能维持社会安定。
To sum up, only when strict punishment can be imposed on the lawless, can social stability be maintained. -
那位老师无法维持教室纪律。
The teacher can't keep discipline in her class. -
为了维持身体健康，一个人应该吃有益健康的食品，并经常锻炼身体。
In order to maintain physical well being, a person should eat wholesome food and get sufficient exercise. -
我们的钱只能勉强维持到周末。
We had barely enough money to last through the weekend.
