n.公里，千米

原形：kilometer复数：kilometers

Eric can swim one kilometer.
埃里克能游一公里。
We went to a bar about kilometer away.
我们走了约一公里来到一家酒吧。
I live about 5 kilometers from the city center.
我住在离市中心大约5公里的地方。
The marathon route is 42 kilometers long.
马拉松路线全长42公里。
She drove for an hour and covered around 60 kilometers.
她开车一小时大约行驶了60公里。
The distance between the two cities is approximately 80 kilometers.
两城市之间的距离大约是80公里。
They walked a few kilometers through the countryside.
他们步行穿越了几公里的乡村。
The airplane journey from London to Paris is around 1,000 kilometers.
从伦敦到巴黎的飞机旅程大约1000公里。
He cycled 20 kilometers to reach the beach yesterday.
他昨天骑自行车骑行了20公里到达海滩。
The train travels at a speed of 350 kilometers per hour.
火车以每小时350公里的速度行驶。
It's a 300-kilometer trip, so we'll need to plan our stops accordingly.
这是一段300公里的旅程，所以我们需要相应地规划停靠点。
The hiking trail winds through the mountains, covering a distance of 15 kilometers.
徒步小径蜿蜒穿过山脉，全长15公里。