千米 的
双语例句原声例句
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它将在300千米的高度绕地球运行。
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卫星以11.2千米每秒的速度前进可以脱离地球引力，这被称为“逃逸速度”。
Eleven point two kilometers per second, at which satellites can be freed from the gravitation of the earth, is called "escape speed".
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如果车速限制是100千米每小时，生产一个足够大、足够强、时速能达到每小时200公里的引擎有什么意义呢？
What's the point in producing an engine that is big and powerful enough to go like 200 kilometers an hour when the speed limit is only 100?
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Sometimes they give you the speed in miles per hour, kilometers per year, pounds per square foot.
有时候速度的单位是英里/小时,千米/年,英磅/平方米
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Soldiers were expected to be able travel thirty kilometers per day, in full pack.
士兵一天可以行进30千米，在全副装备的情况下。
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They used even a horseback relay that could go a hundred kilometers a day.
采用了马背接力的形式，一日可以行进100千米。
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