swiftness 

英汉解释

n. 迅速，敏捷；快

同义词

n. fastness，speed

参考例句

1. Nature's Swiftness and Elemental Mastery now share a 10 second cooldown.
自然迅速和元素掌握现在要10秒的冷却时间。
2. Fuzzy Control devices optimized by Genetic Algorithms have improved the control effect, stabilized the system and strengthened the swiftness and accuracy.
遗传算法优化模糊控制器，控制效果得到改善，系统的稳定性、快速性和准确性得到加强。
3. Elemental Mastery and Nature's Swiftness can all be dispelled using purge. If you have time, Totem. But remember, only do the ones that will help you most in that situation.
元素掌握和自然迅捷都可以被驱散。如果你有时间，请看自己是否需要补图腾。但是记住，在当时的情况下，只做一次最正确的。

英英解释

n.
  1. a rate (usually rapid) at which something happens

网络释义

swiftness
迅速; 敏捷; 快速性; 迅速,敏捷;
Bestial Swiftness
野兽迅捷;
Ancestral Swiftness
先祖迅捷;
Feral Swiftness
豹之迅捷 野性迅捷; 豹之迅捷;
of Swiftness
敏捷的;