rapidity
n. 迅速,急速; 速度; 險峻; 快度
A rapid change is one that happens very quickly.
...the country's rapid economic growth in the 1980's...
20世紀80年代該國經濟的迅速增長
This signals a rapid change of mind by the government.
這標誌著政府思想的急劇轉變。
A rapid movement is one that is very fast.
He walked at a rapid pace along Charles Street.
他快步走過查爾斯大街。
...whether the Tunnel will provide more rapid car transport than ferries...
隧道是否能夠提供比渡船更加快捷的車輛運輸
1. a rate that is rapid
The water rushed through the holes with great rapidity.
湍急的水流奔湧過洞口。
The styles change with bewildering rapidity.
風格多變,令人應接不暇.
Animal and vegetable pests spread with extreme rapidity.
動植物疫害傳播極快.
The soldiers loaded and discharged with great rapidity.
士兵們迅速裝子彈發射.
The film shows the rapidity of the changes in this area of medicine.
這部電影展示了這一醫學領域裡的迅速變化.