大学英语四级常用短语 at a speed of


释义：

at a speed of 以…的速度

例句：


At the time of Endeavour's launch, NASA says the International Space Station was traveling at a speed of about eight kilometers-per-second, above western Romania.



And so when you actually have a device the bits don't flow at the speed of light in reality.

因此，当你拥有一个设备,数据位并不能以现实中的光速传输。



Even though a hard drive spins at 7200 times per minute or even faster, that's relatively slower than the speed of light.

即使一个硬盘驱动器的转速达到每分钟7200次,甚至更快，仍然比光速慢。



The findings suggest that even a half-hour walk at a quick speed every day could lower the risk of cognitive impairment.



You put a chunk of wood on a table and you try to move it at constant speed.

你把一大块木头放在桌子上,试着让它匀速运动



Another popular form of exercise is jogging,or running at a slow to medium speed.



If you're a doctor and you've got a patient who's running away from you at the speed of light, you'll know what to do.

如果你是个医生,你的一个病人以光速逃跑了,你就知道该怎么办了