好词典

momentum

UK //məˈmentəm//US //moʊˈmentəm//

词源

源自拉丁语 'momentum'(运动,移动),与 'movementum'(运动)相关,17世纪进入英语。

noun

❶ 物理学中指物体运动的动量,即质量乘以速度,表示物体保持运动状态的能力。

“The car's momentum carried it forward even after the brakes were applied.”

(即使踩了刹车,汽车的动量仍使它继续向前滑行。)

“A large truck has more momentum than a small car at the same speed.”

(相同速度下,大卡车的动量比小轿车大。)

❶ 比喻事物发展的势头或动力,形容某种趋势或运动持续增强的状态。

“The campaign gained momentum after the celebrity endorsement.”

(在名人代言后,这项活动获得了发展势头。)

“We need to maintain the momentum of our sales growth this quarter.”

(我们需要保持本季度销售增长的势头。)

同义词:impetus, drive, force

常见短语

gain momentum — 指某种运动、趋势或活动逐渐加速或变得更强大,常用于描述商业、社会运动或体育赛事等。

“The environmental movement has been gaining momentum worldwide.”

(环保运动在全球范围内势头正盛。)

lose momentum — 形容原本强劲的发展趋势或运动开始减弱或停滞,通常由于外部阻力或内部动力不足导致。

“The startup lost momentum after failing to secure additional funding.”

(这家初创公司在未能获得额外资金后发展势头减弱。)