youdao

座头鲸以每小时1.6公里的速度从阿拉斯加游到夏威夷。

Humpback whales swim at a speed of 1.6 kilometers an hour from Alaska to Hawaii.

youdao

它在4500米的高空以每小时240公里的速度飞行。

It flies at 240 km per hour at a height of 4,500 meters in the sky.

youdao

So, first we have Matsuzaka at 94 miles per hour.

所以，首先我们知道松阪的,投球速度是94公里每小时。

麻省理工公开课 - 化学原理课程节选

The reason--unless you can take about eight hours to do it--because, the way you're going to do it is you're going to take a train that goes one hour and fifty-eight minutes to Paris, and then you're going to take another train that zips down here in about four hours to Bordeaux, but you're paying by kilometer.

除非你想坐八个小时的火车,因为,你要走的路是,坐上火车,先花一小时五十八分钟去巴黎,然后以很快的速度用四小时到这儿,波尔多,按公里计费

耶鲁公开课 - 1871年后的法国课程节选