momentum moment

例句：

1. 1. Theteam's momentum was building as theywon the first game.
   随着他们赢得第一场比赛，团队的势头正在增强。
2. 2. Thecompany's momentum has been declining since the last quarter.
   自从上一季度以来，公司的势头一直在下降。
3. 3. The newpolicy will give us a momentum to achieveour goals.
   这项新政策将给我们实现目标的动力。