For those uninitiated in scientific ocean drilling, the previous record was a little over 4 km.
可以告诉没有海洋科学钻探知识的人，先前的纪录是四公里过一点儿。
行程约3.6万公里。
It was finished in 2019, helping shorten the 18-km distance over the mountain to 5.7 km.
隧道于2019年竣工，将18公里的路程缩短至5.7公里。
It will travel around the Earth at a height of 300 km.
它将在300千米的高度绕地球运行。
Johann Franz Encke, Director of the Berlin Observatory, finally determined a value for the AU based on all these parallax measurements: 153,340,000 km.
柏林天文台主任约翰·弗朗茨·恩克最终根据所有这些视差测量结果确定了天文单位的一个值为153,340,000公里。
The hypocentre was at a shallow depth of 10 km.
爆心投影点位于10km的浅层深度。
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。
You start by running 5 km, move up to a 10 km, then a half marathon.
你先跑5公里，再跑10公里，然后跑半程马拉松。
In nine minutes, the probe had to reduce its speed from 20,000 km per hour to zero, landing from 125 km above Mars.
在9分钟内，探测器必须将速度从每小时2万公里降至零，从火星上空125公里处着陆。
That is one intervention about every 8,047 km of autonomous driving.
这相当于每行驶8047公里的自动驾驶里程，（驾驶员）要手动干涉一次。
For example, after you've run for 3 km, enjoy your favourite ice-cream.
例如，在你跑了3公里后，享受你最喜欢的冰淇淋吧。
By 2020, the trains will run 180 km/h faster than at present.
到2020年，高铁的运行速度将比目前快180公里/小时。
The area covers 1,770 square kilometers. It's about 100 km southwest of Beijing.
该区占地1770平方公里。它在北京西南方向约100公里处。
Its speed is 120 km/h, having more stops than the T trains.
它的速度是每小时120公里，比直达快车有更多的站点。
We could fly at 480 km per hour, avoiding traffic lights and busy roads.
我们可以以每小时480公里的速度飞行，避开红绿灯和繁忙的道路。
Last year, she ran for the 110 km version of the marathon with her friend.
去年，她和朋友一起参加了110公里的马拉松比赛。
It can run at the speed of up to 50 km/h on the tracks.
它在轨道上运行的速度能达到每小时50公里。
How many kinds of trains are there whose speed reaches 250 km/h and above?
时速达到250公里以上的火车有多少种？
It flies at 240 km per hour at a height of 4,500 meters in the sky.
它在4500米的高空以每小时240公里的速度飞行。
It's reported that Fuxing high-speed train can go as fast as 350 km an hour.
据报道，复兴高速列车能以每小时350公里的速度行驶。
They will move slowly upwards right to the side of space, 30 km away from the Earth.
它们将缓慢向上移动到距离地球30公里的太空边缘。
In the next three years, China plans to build 30 airports and 3, 000 km of railways.
未来三年，中国计划修建30个机场和3000公里铁路。
Elephants can travel at about 6 miles an hour and Sonepur was more than 1, 200 km away.
大象每小时可以行走大约6英里，而松布尔有1200多公里远。
According to a report, Google's self-driving cars clocked 1,023,330 km, and required human intervention 124 times.
据报道，谷歌的自动驾驶汽车行驶了1023330公里，期间需要人工干预124次。
How long will it take to travel from Guangyuan to Chengdu (about 290 km) by Direct Express Train?
从广元到成都（约290公里）坐直达快车需要多长时间？
By 2020, one fifth of the country's 150, 000 km railway network will be used by high-speed trains.
到2020年，中国15万公里铁路网的五分之一将供高速列车使用。
Every Saturday morning, at 9 am, more than 50,000 runners set off to run 5 km around their local park.
每周六早上9点，5万多名跑步者出发，绕着当地的公园跑5公里。
The longest part of the border is shared with Alaska in the USA, and it is about 2,475 km long.
边界线最长的部分与美国阿拉斯加州接壤，长约2475公里。
With a speed of 250 km per hour, it's also the first mountain heavy train line to provide a 4G network.
它的时速为250公里，也是第一条提供4G网络的山地重载铁路线。
With a speed of 250 km per hour, it's also the first mountain heavy train line to provide a 4G network.
它的时速为250公里，也是第一条提供4G网络的山地重载铁路线。
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