今天，只有三个国家独立完成了太空行走。
Today, only three countries have finished spacewalks independently.
拴链就像绳子，连接着太空行走者和宇宙飞船。
Tethers are like ropes, connecting the spacewalkers with the spacecraft.
当宇航员在太空行走时，会穿太空服以保证自己的安全。
When astronauts go on spacewalks, they wear spacesuits to keep themselves safe.
太空行走的世界纪录由俄罗斯宇航员阿纳托利·索洛维耶夫保持。
The world record of spacewalks is held by Russian astronaut Anatoly Solovyev.
在太空行走这个主题上，观众的兴趣不同，能理解的复杂程度也不同。
On the subject of space walks, for example, audiences vary in their interests and how much complexity they can comprehend.
当宇航员在太空行走时，他们会使用安全绳以保持他们与飞船的距离。
When on a spacewalk, astronauts use safety tethers to stay close to their spacecraft.
通过太空行走，宇航员也可以修理东西，而不是把它们带回地球修理。
By going on spacewalks, astronauts can also fix things instead of bringing them back to the earth to fix.
世界上第一个进行太空行走的人是来自俄罗斯的阿列克谢·列昂诺夫。
The first person to go on a spacewalk in the world was Alexei Leonov from Russia.
根据计划，2009年5月17日，迈克·古德和我将进行太空行走到哈勃太空望远镜修理一个仪器。
On May 17, 2009, according to the plan, Mike Good and I would take a space walk to the Hubble Space Telescope to repair an instrument.
太空行走者迈克尔·古德身穿白色太空服，在空间站的背景下几乎看不到，参加STS-132任务的第三次也是最后一次的太空行走。
Spacewalker Michael Good, barely visible in his white spacesuit against the space station, participated in the STS-132 mission's third and final spacewalk.
太空行走的宇航员不能吹口哨。
他们星期二完成了6个半小时的太空行走。
在完成了五次太空行走之后，哈勃望远镜被再次释放进太空。
Five spacewalks later, the Hubble was released back into space.
这是中国第三次载人航天，也是中国宇航员首次进行太空行走。
This will be the third Chinese manned space mission, but the first time Chinese astronauts perform a spacewalk.
你也许还会听到嫦娥奔月的传说，但我们的宇航员已经完成了太空行走。
You may hear about our legend of the Goddess Chang 'e Flying to the Moon, and people will also tell you that our astronauts have already taken the spacewalk.
发现号的最后11天的任务中包括两次太空行走进行维护和部件安装工作。
Two space walks for maintenance work and component installation are scheduled during the 11-day mission, Discovery's last.
两名身穿神舟七号太空行走航天服的宇航员将由俄罗斯专家提供全程技术支持。
The two astronauts who don spacesuits for the Shengzhou 7 spacewalk will be supported by Russian experts throughout the mission.
美国长达30年的太空计划中最后一次太空行走在国际空间站完成 。
The last space-walk in the 30-year history of the US shuttle programme has been completed at the International Space Station.
这两个人都没有进行过更换泵模组的训练，但是曾经在一起进行了广泛的太空行走。
The two have not trained for a pump module replacement but had extensive spacewalk training together.
中国航天项目官员说，俄罗斯专家将帮助中国的太空行走。太空行走按计划将现场直播。
Chinese space program officials say Russian experts will help China with the spacewalk, which China plans to broadcast live on television.
点接太空船将涵盖标志飞跃性的跨步的大范围的能力，而不仅仅是在太空行走那么简单。
To dock a spacecraft will involve a wide-ranging number of capabilities that mark a really big leap - much more so than just taking a spacewalk.
这个装置能在宇航员进行太空行走时予以协助，还能为空间站上的宇航员完成其它一些任务。
Astronauts also will attach a Canadian-built robotic arm system that will assist astronauts during space walks and perform other tasks.
这样我们太空行走的一半时间是在完全无光线下进行的，我们头盔上的光就成了工作时必备的光源。
So half of our space walk is in complete darkness. The helmet lights are essential at the work sight.
多数飞行任务中都有1、2位宇航员进行太空行走，双手戴着巨大的手套扛着沉重的仪器修补飞船。
On most missions one or two astronauts would walk in space, carrying clumpy instruments in huge gloved hands, to tinker with the craft. Their logs were eloquently mundane.
如果一切顺利，三名“太空人”将于周四开始一段为期三天的太空之旅，其中一项任务是该国首次太空行走。
If all goes well, three "taikonauts" will embark Thursday on a three-day Earth-orbit mission, which includes the country's first spacewalk.
包括两个冷却剂系统水泵在内的备用组件都在舱里，安装工作被普遍认为是艰难的，必须进行两次太空行走。
Spare components are on board, including two coolant system pumps, but installation is considered difficult and two spacewalks will be required.
因为泄露事件的影响，发现号被推迟发射四天。NASA不得不缩短发现号的航行日期一天并取消太空行走计划。
Because of the four-day leak delay, NASA had to shorten Discovery's flight by a day and cut out a spacewalk.
航天飞机和空间站的成员正在忙着准备这次任务的下一项太空行走作业。该项作业在经历第二次推后后定在了周六。
Shuttle and station crew members are busy preparing for the mission's next spacewalk, pushed back for a second time to Saturday.
引起极光的太阳能量抛射还能引起地磁风暴，能够影响宇航员的太空行走，绕地卫星甚至是地面上的通信和电力系统。
The solar ejections that cause auroras can also create geomagnetic storms that can affect spacewalking astronauts, Earth-orbiting satellites, and even communications and power systems on the ground.
引起极光的太阳能量抛射还能引起地磁风暴，能够影响宇航员的太空行走，绕地卫星甚至是地面上的通信和电力系统。
The solar ejections that cause auroras can also create geomagnetic storms that can affect spacewalking astronauts, Earth-orbiting satellites, and even communications and power systems on the ground.
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