Of all the runners my brother was the swiftest .

在所有赛跑选手中我弟弟是跑得最快的。

Large south african antelope considered the swiftest hoofed mammal .

大型南非羚羊;被认为是最敏捷的有蹄动物.

Hawk moths are among the swiftest insect flyers .

天蛾是飞得最快的昆虫之一。

Badminton shuttlecocks have been clocked at more than 150 mph far outpacing the swiftest pitch .

羽毛球已被计时为每小时超过150英里，超过了棒球最快的速度。

Large south african antelope is considered the swiftest hoofed mammal .

大型南非羚羊被认为是最敏捷的有蹄动物.