at a high speed meaning in Chinese

• 高速

• high:    adj. 1.高的〔指物，形容人的身 ...
• speed:    n. 1.快，迅速。 2.速率，速度 ...
• high speed:    高速度; 高速率; 高速全速; 高速 ...

Examples

1. To keep the engine running, the airplane or missile rams through the atmosphere at a high speed .
   为了使发动机不断地运转，飞机或导弹以很高的速度冲过大气层。
2. Trains cannot stop quickly when moving at a high speed
   高速行进中的火车不能迅速的停车。
3. The hook rotates at a high speed while the machine is in operation
   缝纫机操作中，旋梭高速地旋转。
4. The train was going at a high speed
   火车正以高速度行驶。
5. China has been developing at a high speed in the past 20 years
   在过去的二十年中,中国一直高速向前发展