Cyclists jump on and off pavements and ride at speed along the pavements.

骑自行车的人在人行道上跳上跳下，并且沿着人行道高速行驶。

5 - minute walk, 20-minutes at Speed a, 5-minute walk (treadmill).

步行5分钟，以速度A跑20分钟，然后步行5分钟。

His outstanding ball control at speed is just about unmatched in world football.

在当今世界足坛，他的高频率控球技术精彩绝伦、无人匹敌。

Being an extremist, when I sail, I like to be both comfortable and sail at speed.

作为极端完美主义者，当我航行时，我喜欢既能享受舒适的环境，又能体验极速的刺激。

Gusty winds may blow out of a thunderstorm at speed in excess of 75 miles an hour.

阵风可以以每小时75英里以上的速度从雷暴中吹出。