1.+ runner, movement, current速度快的；敏捷的；矫健的；迅捷的
With a swift movement, Matthew Jerrold sat upright.马修· 杰罗尔德迅速坐直了。
The swift current gripped the boat.小船卷入了激流之中。
2.(instant)+ response, action, decision迅即发生的；马上做出的；迅速的
Our task is to challenge the U.N. to make a swift decision.我们的任务是敦促联合国迅速作出决策。
The response throughout Germany was swift and intense.德国各地的反应迅速而强烈。
3.to be swift to do sth
(prompt)+ person迅速做某事
The police were swift to act.警方迅速采取行动。