abbr.[计量]公里（kilometer）；千米
attenuation per km───每公里衰减
i love km───我喜欢公里
If a spacecraft travels faster than 11 km a second, it escapes the Earth's gravitational pull.───如果一架宇宙飞船飞行超过每秒11公里，它就能摆脱地球引力。
km above the Earth.───距离地球表面5百万公里。
For those uninitiated in scientific ocean drilling, the previous record was a little over 4 km.───海洋科学钻探知识的人，先前的纪录是四公里过一点儿。
Here the cost of production of a simple mold as long as a fraction of the field, out of 3 km, similar enterprises is difficult to survive.───这里生产简单模具的成本只要外地的几分之一，走出3公里，同类企业就难以生存。
KM: I know it's out of character, but it was fun to at least play a little bit with the manic side of her.───我知道那完全违背她的本性，不过能够至少表现出她狂躁的一面也是很好玩的。
Officials said the fire occurred at a place away from the capital Seoul, 200 km east of a shrub forest.───官员们说，这场火灾的发生的地点是距离首都汉城以东200公里的一个灌木林区。
I go home to see the dust raised, I said much those photos, she said that she did not even on the 25 km.───烟尘提出要去我的家里看看，我说远着呢，她说不就25公里嘛。
KM: I mean, I didn't really think of that as an argument so much as just a lively discussion.───（KaryMullis说）我是说，我并不觉得这是个争论，只是个很活泼的讨论。
Thames originate in the west of England, across the United Kingdom, the total length of 338 km, flows through London into the sea.───泰晤士河发源于英格兰西部，横贯英国，全长338公里，流经伦敦进入大海。
The rate is 10 yuan for the first three kms and 1.6 yuan for each additional km.