这场演讲简直太精彩了，从头到尾都让人热血沸腾。

That speech was a real ___stemwinder, keeping the audience thrilled from start to finish.

新来的销售经理是个充满激情的人，总能带动整个团队的士气。

Our new sales manager is a real ___go-getter, always boosting the team's morale.