So it's risky and on Friday Americans Christina Koch and Jessica Meir also stepped out for a walk about 248 miles above the Earth's surface and they also made history in the process.

所以空漫步是非常危险的。就在星期五，美国人克里斯蒂娜•科西卡•梅尔也迈出步伐，在地球表面上空248英里处进行了空行走，她们也在这个过程中创造了历史。

It will mark 56 years since astronaut Ed White took a walk in space.

这将是宇航员艾德·怀特在空漫步的第五十六周年。

Which of these astronauts participated in NASA's longest spacewalk?

哪位宇航员参与了美国宇航局距离最长的空漫步？

Michael, already an icon, published his first autobiography, " Moonwalk" , the most-sold book of the year in the US.

迈克尔已经成为一个标志，他出版了自己的第一本自传《空漫步》，这本书在当年是美国销量冠军。

Since then, she has left the space station and completed " spacewalks" six times.

此后，她离开空间站，完成了6次" 空漫步" 。

Walking in these spacesuits is not as easy as it seems.

穿着空服漫步并不看起来样简单。

Well, like for instance, the other day when I was asleep, one of the guys went on a space walk and glued a bigeyed rubber alien mask to the outside of my window.

我还在睡觉其中一个出去空漫步然后在我窗外粘了大眼橡胶外星人的面具。

NASA says Williams and Wilmore completed hundreds of hours of research and science experiments while on the ISS, including a spacewalk together.

美国航空航局表示，威廉姆斯威尔莫尔在国际空间站期间完成了数百小时的研究与科学实验工作，其中包括一次空漫步。

This exercise puts China as only the third nation, after the United States and Russia, to stage a successful space walk.

此次航任务的完成使中国成为继美国俄国之后第三个成功进行空漫步的国家。

Two American astronauts ventured out on a space walk to install a new door for visitors at the International Space Station.

两名美国宇航员冒险进行空漫步，为国际空间站游客安装一扇新门。

And at this point, you know, you're a veteran spacewalker, so what is your favorite part about a spacewalk?

说到空行走，你是一个资深的空漫步者，么你最喜欢哪部分？

The astronauts also carried out crucial mission work on the space station, including various scientific experiments and mesmerizing spacewalks.

宇航员还在空间站上执行重要的任务工作，包括各种科学实验令人着迷的空漫步。

Who conducted the first spacewalk, which took place in 1965?

1965年谁进行了第一次的空漫步？

And in fact, this is exactly the plot of " 2001: [A Space Odyssey]"

实际上，这正是电影《2001空漫步》的剧情。

A concert recorded live where Michael performed Billie Jean and showed the whole world for the first time his famous Moonwalk dance.

现场录制一场演唱会，迈克尔在里表演了" Billie Jean" ，并首次向全世界展示了著名的空漫步舞。

Moonwalking astronaut Charlie Duke was on that flight and at age 86, he's looking to the future.

86岁的空漫步宇航员查理·杜克也在次飞行中，他展望着未来。

And incredible feet high above the earth, a four-person civilian crew completed the world's first commercial spacewalk.

难以想象，一个四人的民用机组在距离地球几英尺高的地方完成了世界上第一次商业式空漫步。

Two more space walks are planned for the weeks ahead.

未来几周还计划进行两次空漫步。

Astronauts went space walking Friday to provide some necessary focus to the International Space Station's robot arm.

周五，宇航员进行了空漫步，为国际空间站的机器人手臂进行必要的检查。

Conducting spacewalks is dangerous, and astronauts work in pairs, tethered to the spacecraft for safety.

空漫步很危险，所以宇航员会组队进行，就算这样也要通过绳索与宇宙飞船相连，以保证安全。