美国更新了它的太空安全政策。
人在太空安全吗？
甚至美国五角大楼的国家太空安全办公室也在担心：[碎片灾难]的临界点是已经到达呢，还是将要到达。
Even the National Security Space Office at the Pentagon is worrying about whether a tipping-point has been reached, or soon will be.
以一种酒精浓度高的、减少了二氧化碳的烈性黑啤为基础，科学家已经创造出了一种太空安全啤酒，称为“东方号”。
Selecting a strong, reduced-carbon dioxide stout, the researchers have created a space-safe beer called "Vostok" (in honor of the first manned, Russian spacecraft flown by Yuri Gagarin in 1961).
获得更好的太空安全所必不可少的先决条件就是提高“情境意识”(situational awareness)：也就是要知道，太空中的它是个什么物体、它属于谁、是否正对自己进行威胁。
The essential prerequisite for better space security is to improve "situational awareness" : that is, to know what is in space, who it belongs to and whether it is acting in a threatening manner.
我知道这意味着什么：扶手可能会被完全扯下来，安全绳可能会断裂，我可能因此被推到太空中去。
I knew what it meant: The handrail could be completely pulled off and the safety tether might break, and I might therefore be pushed into space.
德国人正在制造能够收集太空垃圾碎片并将其带回地球安全销毁的机器人。
The Germans are building robots that can collect pieces of space junk and bring them back to Earth to be safely destroyed.
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.
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.
太空服将宇航员安全地密封在里面。
种子从太空带回后，需要对它们进行测试，以确保它们长出的蔬菜可以安全食用。
After seeds are brought back from space, they are tested to make sure that the vegetables they grow will be safe to eat.
此外，草案还涉及了太空资产、全球安全以及武器控制等方面。
It also relates to space property, overall security, and arms control.
据俄罗斯地面飞行控制中心消息，首个“太空小丑”、加拿大马戏团富翁盖•拉利伯特于周日安全返回地球，乘坐俄罗斯联盟号飞船降落在哈萨克斯坦境内。
The first clown in space, Canadian circus tycoon Guy Laliberte, arrived safely back on earth Sunday touching down in a Russian Soyuz capsule in Kazakhstan, the Russian mission control centre said.
维京银河系的发射系统目前仍在检测，她说直到他们觉得安全了才会载着游客在太空中翱翔。
Virgin Galactic's WhiteKnightTwo/SpaceShipTwo launch system is still in testing and she says it is up to them when they decide it is safe to fly tourists to the edge of space.
参加银河圣母太空之旅，首先要进行为期两天的准备：体检，安全培训，旅客与飞行员相互熟悉。
The Virgin Galactic experience will start with a couple of days light preparation: medical tests, safety training and some time for the space travelers and pilots to get to know each other.
接下来，FRCS将被运到新墨西哥州白沙太空港的维修厂做进一步检测使它的零件能够安全用于公众展示。
Next, the FRCS will be shipped to a maintenance facility at White Sands Space Harbor in New Mexico, where additional inspections will be performed and its components made safe to go on public display.
尽管宇航员在飞行期间可进行一些锻炼活动，但太空飞行对人体骨骼肌的这种破坏作用仍将给未来人类的火星之旅带来巨大的安全隐患。
The destructive effects of spaceflight on skeletal muscle, despite in-flight exercise, pose significant safety risk for future manned missions to Mars.
对任何承载航空航天局的航天员去太空的飞船，都必须比执行2或3次任务后在2011年即将结束服役的航天飞机高一个安全等级。
The agency wants any spaceships flying its astronauts to be an order of magnitude safer than the space shuttles, which are being retired in 2011 after two or possibly three missions.
欧洲太空机构(ESA)的安全主管ErwinDuhamel称，过去几年，法国卫星被来自中国的激光“强光”攻击了数次。
In the past few years French satellites have been hit several times with "dazzle" strikes from lasers in China, says Erwin Duhamel, head of security at the European Space Agency (ESA).
“阿特兰蒂斯”号航天飞机载着7名宇航员安全降落在加利福尼亚州爱德华兹空军基地，圆满完成了对哈勃太空望远镜最后一次维护的飞行任务。
The space shuttle Atlantis has landed in California. It touched down at Edwards air Force Base after a 12-day mission to repair the Hubble space telescope.
1 - 4%(正确的答案，基于目前经历；如今的太空船认为是比过去要安全的多)。
1 to 4 percent (the correct answer, based on experience so far; current spacecraft are believed to be safer).
最终，我希望我们的设备能揭示更多太空辐射对DNA和细胞的影响，从而引导人们安全的太空旅行和太空探索。
Eventually, I hope our system can reveal more about space radiation effects on DNA and cells, leading to options for safe space travel and exploration by humans.
太空电梯的支持者说，与火箭相比，太空电梯将更便宜、更安全和更舒适，并猜想乘坐太空电梯的感觉将类似于坐在火车上。
Proponents say space elevators would be cheaper, safer and more comfortable to operate than rockets, and speculate that the sensation would be akin to riding on a train.
当然，美国太空总署的许多预算是花在安全措施上的，这是芬尼和他的同事不能去考虑的地方。
Of course, a lot of NASA's budget is spent on safety measures, which Feeny and his colleagues have to live without.
事实上，仅仅是安全地在火星表面着陆就已经算是成功了，因为这颗红色的行星经常吞噬掉太空探测器。
Indeed, just landing safely on Mars has to be considered a success, since the red planet has a way of devouring space missions.
毕竟，中国或许已经将宇航员送入太空轨道并让他们安全返回，但中国还没有制造出一架在商业上可行的中型支线飞机。
After all, China may have sent astronauts into orbit and brought them back safely, but the country has yet to produce its first commercially viable medium-sized regional jet.
本任务的管理者作了广泛的研究来确保太空船可以安全飞过羽毛状喷发，并且不动用额外的推进器。
Mission managers did extensive studies to make sure thespacecraft could fly safely through the plumes and not use an excessiveamount of propellant.
一场强太阳风暴到达时，太空天气预测中心发送警告信息给美国国土安全局，应急指挥人员和保护电网的部门。
When a big storm occurs, the Space Weather Prediction Center releases a warning to the U. S. Department of Homeland Security, emergency managers and agencies responsible for protecting power grids.
一场强太阳风暴到达时，太空天气预测中心发送警告信息给美国国土安全局，应急指挥人员和保护电网的部门。
When a big storm occurs, the Space Weather Prediction Center releases a warning to the U. S. Department of Homeland Security, emergency managers and agencies responsible for protecting power grids.
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