swiftness
🇺🇸
/ˈswɪftnəs/
🇬🇧
/ˈswɪftnəs/
noun
R
how fast something happens or is done
The swiftness of the response was impressive.
响应的速度很令人印象深刻。
translation
迅速
词形变化
Plural
swiftnesses