swiftness

名词 swiftness:

1. a rate (usually rapid) at which something happens
   同义词：speed, fastness

1. Rapidity or speed of motion; swiftness.
   迅速，快速运动的快速或速度; 迅速
2. Swiftness of action or motion; speed.
   迅速行动或移动敏捷; 速度
3. His reaction of swiftness surprised us.
   他迅速的反应让我们吃了一惊。
4. We condemned the violence in swiftness.
   我们立即谴责了那种暴行。