The distance between the two cities is 100 km.
这两个城市之间的距离是100公里。
She rides her bike 5 km to work every day.
她每天骑自行车去上班5公里。
The marathon is 42 km long.
马拉松赛距离是42公里。
The speed limit on this road is 60 km/h.
这条路的限速是60公里/小时。
The car's fuel efficiency is 15 km per liter.
这辆车的油耗是每升15公里。
We hiked 10 km through the forest.
我们在森林里徒步走了10公里。
The plane flew at an altitude of 10,000 km.
飞机以1万公里的高度飞行。
The train travels at a speed of 200 km/h.
火车以每小时200公里的速度行驶。
The cycling race covers a distance of 50 km.
自行车比赛的赛程是50公里。
The road trip took us 300 km away from home.
这次公路旅行让我们离家300公里。
Nasa successfully smashes spacecraft into asteroid 11 million km from Earth.
美国国家航空航天局成功将航天器撞向距离地球 1100 万公里的小行星。
来源: Learn English by following hot topics.That can be up to 80km.
坚冰覆盖区域可长达80公里。”
来源: BBC English UnlockedThe animals have trekked about 500 km over the last month from their original habitat.
过去一个月，象群从原栖息地跋涉了约500公里。
来源: CRI Online June 2021 CollectionThe island is about 1,140 km from the southeastern state of Espirito Santo.
该岛距离东南部的圣埃斯皮里图州约1140公里。
来源: VOA Slow English TechnologyThis costly and labour-intensive project has covered 2.4km of the coastline so far.
到目前为止，这个耗资巨大的劳动密集型项目已经为海岸线铺上了2.4公里长的牡蛎壳屏障。
来源: BBC English UnlockedUkrainian forces routed the Kremlin's troops and regained 3,000 sq km of territory.
乌克兰军队击溃了克里姆林宫的军队，夺回了 3000 平方公里的领土。
来源: Financial TimesIts width varies from between 30 to 45 miles, that's 50 to 70 km.
它的宽度从30到45英里不等，也就是50到70公里。
来源: Mysteries of the UniverseYou'd be cheating because the answer is actually 191 km.
你肯定犯规了，因为答案是191千米。
来源: 6 Minute EnglishIn a single pinch of dirt, these hyphae, when lined up, can extend 11 km!
在一小撮土里，这些菌丝如果排成一排能够延伸 11 公里。
来源: PBS Fun Science PopularizationA rocket needs to reach a velocity about 40,000km an hour to escape from Earth.
火箭需要达到每小时约四万公里的逃逸速度来脱离地球。
来源: Kurzgesagt science animationThe distance between the two cities is 100 km.
这两个城市之间的距离是100公里。
She rides her bike 5 km to work every day.
她每天骑自行车去上班5公里。
The marathon is 42 km long.
马拉松赛距离是42公里。
The speed limit on this road is 60 km/h.
这条路的限速是60公里/小时。
The car's fuel efficiency is 15 km per liter.
这辆车的油耗是每升15公里。
We hiked 10 km through the forest.
我们在森林里徒步走了10公里。
The plane flew at an altitude of 10,000 km.
飞机以1万公里的高度飞行。
The train travels at a speed of 200 km/h.
火车以每小时200公里的速度行驶。
The cycling race covers a distance of 50 km.
自行车比赛的赛程是50公里。
The road trip took us 300 km away from home.
这次公路旅行让我们离家300公里。
Nasa successfully smashes spacecraft into asteroid 11 million km from Earth.
美国国家航空航天局成功将航天器撞向距离地球 1100 万公里的小行星。
来源: Learn English by following hot topics.That can be up to 80km.
坚冰覆盖区域可长达80公里。”
来源: BBC English UnlockedThe animals have trekked about 500 km over the last month from their original habitat.
过去一个月，象群从原栖息地跋涉了约500公里。
来源: CRI Online June 2021 CollectionThe island is about 1,140 km from the southeastern state of Espirito Santo.
该岛距离东南部的圣埃斯皮里图州约1140公里。
来源: VOA Slow English TechnologyThis costly and labour-intensive project has covered 2.4km of the coastline so far.
到目前为止，这个耗资巨大的劳动密集型项目已经为海岸线铺上了2.4公里长的牡蛎壳屏障。
来源: BBC English UnlockedUkrainian forces routed the Kremlin's troops and regained 3,000 sq km of territory.
乌克兰军队击溃了克里姆林宫的军队，夺回了 3000 平方公里的领土。
来源: Financial TimesIts width varies from between 30 to 45 miles, that's 50 to 70 km.
它的宽度从30到45英里不等，也就是50到70公里。
来源: Mysteries of the UniverseYou'd be cheating because the answer is actually 191 km.
你肯定犯规了，因为答案是191千米。
来源: 6 Minute EnglishIn a single pinch of dirt, these hyphae, when lined up, can extend 11 km!
在一小撮土里，这些菌丝如果排成一排能够延伸 11 公里。
来源: PBS Fun Science PopularizationA rocket needs to reach a velocity about 40,000km an hour to escape from Earth.
火箭需要达到每小时约四万公里的逃逸速度来脱离地球。
来源: Kurzgesagt science animation探索常用高频词汇