但在太空里，实际的工程操作给人留下一丝疑问。
But in space, it is the engineering that leaves room for doubt.
要抓住太空碎片，这只机械手臂需要锁定具体目标，但在太空中，碎片是不断变换位置的。
To seize the space debris, the mechanical arm need to lock the concrete goal, but in space, debris is changing position.
把人送入太空可能会成为头条新闻，但在科学方面并没有多少用处。
LAUNCHING people into space may make headlines but it does little useful science.
我的意思是说那名船员确实很可怜，但在一部电影中看到对于寂静太空的展现实在是太难得了。电视剧中《萤火虫》曾经做到过。
I mean, it's too bad about the crew member, but it is rare indeed for a movie to show silence in space (see the entry for Star Wars) -television's Firefly gets it right.
我们谈论了很多科幻小说罢了，但在理论上没有什么能阻止你要出去（倒太空间）。
We're talking a bit of science fiction now, but in theory there's nothing that stops you going out (into space).
在奥巴马竞选期间他就表示要支持星座计划，但在选举成功后他又成立了一个由外部专家组成的专门小组重审太空总署的计划并核定它们的最终花费。
During the presidential campaign, Obama expressed support for Constellation but after the election, he set up a panel of outside experts to review NASA's plans and how much they might ultimately cost.
我们的实验室已经研究一些辐射对DNA的影响，例如紫外线照射，但在地球上没法比拟我们想要研究的外太空环境。
Our lab has studied some effects of radiation on DNA, such as UV exposure, but nothing on Earth compares to the environments we hope to study outside of the Earth's atmosphere.
但在过去的几年里，RFID芯片已经将抓取吞拿鱼卷成橡胶条的过程提升到了太空时代单身公寓的高度。在制作寿司的过程中使用微芯片在功能上分. .。
But over the past couple of years, the addition of RFID chips has raised the process of snatching a tuna roll off a rubber strip to space-age bachelor-pad heights.
虽然在太空的速度很快，但在看景色时几乎注意不到速度有这么大。
Though hurtling through space, the senses are rarely aware of the velocity.
但在NASA太空生物学研究人员Wolfe - Simon的实验室中，这种有机体学会了如何依赖砷而存活，而非磷。
But in the laboratory of Wolfe-Simon, a NASA astrobiology research fellow, the organisms learned to live with arsenic instead of phosphorus.
但在上世纪60年代，“科技”的外延更加广泛，并非只意味着计算机，还意味着飞机、机械、化肥、材料、太空旅行等各种各样的事物。
But in the 1960s, "technology" had a more expansive meaning and meant not just computers, but also airplanes, medicines, fertilizers, materials, space travel-all sorts of things.
但在黑洞，一系列活动创造高能量辐射-包括无线电波和X射线-即不流送入太空。
But around black holes, a flurry of activity creates high-energy radiation - including radio waves and X-rays - that does flow out into space.
但在黑洞，一系列活动创造高能量辐射-包括无线电波和X射线-即不流送入太空。
But around black holes, a flurry of activity creates high-energy radiation - including radio waves and X-rays - that does flow out into space.
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