The morale of the enemy troops is continuously sagging.

敌军的士气不断低。

His optimism contrasted sharply with the low morale of his supporters.

他的乐观情绪与他的支持者的低的士气形成了鲜明的对照。

Washington advocated the coffee break,then,as a morale builder— particularly for the defense workers.

美国政府提倡给人们喝咖啡休息时间,当时是提高士气——特别是对那些从事国防工作的人。

The morale of the enemy forces sank to a very low level.

敌军士气十分低。

The morale of the enemy troops is sinking lower every day.

敌军士气日益低。

The guest team's morale took another dive after they lost the second goal.

客队在丢失了第二个球后士气继续下降。

Mail from home is a great morale booster for our soldiers.

对我们的士兵来说，家书可以大大鼓舞他们的士气。

He tried to bolster up their morale.

他尽力鼓舞他们的士气。

A sincere compliment boosts one's morale.

由衷的称赞可鼓舞一个人的精神。

He wanted to ban his staff from using the Internet at work, but on mature reflection he decided that this would not be good for morale.

他本打算禁止工在工作时间上网，但是经过深思熟虑，他认为这样做会影响士气。