n.迅速；敏捷
The country was occupied with dramatic swiftness. 该国极其迅速地被占领了。
The greatest advantage of the panzer army group was swiftness, which came from high level machinery. 装甲集团军最大的优势是迅速，这都得益于高度的机械化。
It darted into the ticket with the swiftness of a deer. 它象一只鹿一样敏捷地跳进了这片小树林。
To some he gave strength, to some swiftness, to some claws and to some thick skin. 有些给他们力量，有些给他们敏捷，有些给爪子，有些则给厚皮。
