They sang songs to keep their morale up.

他们唱歌以保持士气高昂。

youdao

Post often — it's the best way to keep the team organized and keep morale up.

经常发布公告——这是维持团队组织性和士气的最好方式。

youdao

Keep your players happy. Praising wins keeps morale up and provides greater impetus for the team to string good performances together.

保持球员有个高兴的心情，表扬球员，赢球，适当的上场机会会保持整个球队有良好的表现。

youdao

He says the hardest part of his job has been keeping employees' morale up.

CNN: CEO stays upbeat during downturn

The government believed that safeguarding this comfort meal during a time of distress was key to keeping morale up.

BBC: Chipping away at the history of fish and chips

In an interview with BBC News, the police chief said he brought in the biscuits "to keep the morale up".

BBC: Alf Hitchcock gives Bedfordshire Police biscuit boost