kilometre
noun(US English kilometer)
(abbreviation k, km)
a unit for measuring distance; 1 000 metres 千米；公里 The industrial estate is 6 kilometres from the city centre. 该工业区距离市中心6公里。 She had been driving at 110 kilometres per hour. 她一直以每小时110公里的速度行驶。 Monaco is only two square kilometres in size. 摩纳哥面积只有两平方公里。
Word Originlate 18th cent.: from French kilomètre (see kilo-, metre).