They sang songs to keep their morale up.
他们唱歌以保持士气高昂。
There are some of us who keep up our morale by being always busy.
我们当中有些人总是保持自己忙忙碌碌的斗志。
Winning third was already very improbable and the team's morale went soaring up!
获得第三已经非常不可思议了，车队的士气也提高了！
Winning third was already very improbable and the team's morale went soaring up!
获得第三已经非常不可思议了，车队的士气也提高了！
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