morale

教练用一场胜利来鼓舞球队的士气。

The coach used a victory to lift the team's ___morale.

经理的鼓励大大提升了团队的士气。

The manager's encouragement greatly boosted the team's ___morale.

员工们的士气在年终奖金公布后大幅提升。

The ___morale of the staff improved significantly after the announcement of year-end bonuses.