你是在你的飞船保护行星。
巨大的外行星的引力护盾虽然效率很高，但偶尔也会无法保护地球。
The gravitational shield of the giant outer planets, while highly efficient, must occasionally fail to protect Earth.
第三，巨大的外行星的引力屏障虽然非常有效，但偶尔也会无法保护地球。
Third, the gravitational shield of the giant outer planets, while highly efficient, must occasionally fail to protect Earth.
其他行星上没有氧气，这意味着这些行星缺乏保护生命体免受紫外线辐射的臭氧层。
The absence of oxygen on other planets means that those planets lack an ozone shield to protect life forms against UV radiation.
在火星和我们太阳系的其他行星上没有氧气，这意味着这些行星也缺乏保护地表生物免受紫外线辐射的臭氧层。
The absence of an oxygen atmosphere on Mars and other planets in our solar system means that these planets also lack an ozone shield that would protect surface-dwelling life from UV radiation.
上个月，一家航天局对公众宣称，他们正在寻找“行星保护官”。
Last month, a space agency told the public that they were looking for "a planet protection officer."
NASA的确有行星的保护计划。例如宇宙飞船是消毒过的，有时候在任务完成后会被销毁。
NASA does have a planetary protection program where spacecraft are sterilized and sometimes destroyed at end-of-mission.
“我们正在目击自六千五百万年前恐龙消失以来，这颗行星上最大规模的物种灭绝危机”，国际自然保护联盟声称。
"We are currently witnessing the greatest extinction crisis since dinosaurs disappeared from our planet 65 million years ago," according to the International Union for Conservation of Nature.
因此，尽管粗略，物种状态的计数让自然资源保护学家们感受到行星上生命的脉动。
So, as crude as they are, tallies of species' statuses let conservationists take the pulse of life on the planet.
我们有分担保护这颗行星的责任。
一个伟大的许多行星将堆放在摩羯座，并且那些为爱谁希望看到您得到您的最佳选择，是保护小亲属的行为。
A great many planets will be stacked in Capricorn too, and those act as loving little relatives who want to see you get your best options and are protected.
原宇航员RustySchweickart说道。 他是B612基金会的共同发起人，该组织致力于保护地球免受小行星的撞击。
“You’re moving the largest mother lode imaginable ” said former astronaut Rusty Schweickart cofounder of the B612 Foundation an organization dedicated to protecting Earth from asteroid strikes.
此外，对木星的研究表明，外层的气态巨行星能充当盾牌的作用，保护内部岩态行星——和行星上的任何生命形态——免遭频繁光顾的小行星撞击。
What's more, studies of Jupiter suggest that outer gas giants can act as gravitational shields, protecting inner rocky worlds-and any life-forms on them-from frequent asteroid impacts.
欧盟出资赞助的这一“小行星防护盾”项目从柏林起步，目标是寻找一种能保护地球免遭太空巨石撞击的方法，该项目预期将耗时三年完成。
Run out of Berlin with funds from the EU, the NEO Shield project, which will look for a way to protect earth from the space rocks, is expected to take three years to complete.
比地球重几倍的岩石行星在我们看来也许是适合生命生存的，但它们可能少了最重要的一个特征：一个具有保护作用的磁场。
ROCKY planets a few times heavier than Earth that we thought might be life-friendly may lack one vital feature: a protective magnetic field.
同一颗行星的一部分，它是每个人的责任和国家保护全球环境。
As part of the same planet, it is the responsibility of each individual and nation to protect the global environment.
铸造起重机(特别是采用行星减速机者)在卷筒端低速轴上安装安全制动器，对起升机构起到有效的安全保护作用。
Safety brakes have been used at low speed shaft of ladle cranes, especially of those with planet gear boxes. Safety brakes protect the main hoist effectively.
结论用行星式球磨方法，在亲水高分子的保护下，选用高能量球磨条件，可得到稳定的氯硝柳胺纳米剂。
Conclusion Under the protection of hydrophilic polymers, stable nanoparticle solution of niclosamide can be prepared by the method of planet ball-milling choosing high-energy ball-milling condition.
TRAPPIST-1发射大约与太阳等量的X射线和紫外线辐射，可以摧毁行星可能具有的保护性大气层。
TRAPPIST-1 emits about the same amount of X-ray and ultraviolet radiation as the Sun does, which could chew away at any protective atmospheres the planets might have.
将有一个行星的行动，包括积极和挑战很多，但在他们自己的方式将努力保护你们每一个人，即使该事实并非显而易见。
There will be a lot of planetary actions, both positive and challenging, but each in their own way will work to protect you, even if that fact is not immediately obvious.
这两个行星出现在双鱼座，所以保护好你的脚和脚踝。
Both planets will be in Pisces, so protect your feet and ankles, too.
这个屏幕保护显示真实的行星，闪烁的星和运动的彗星的太空场景。
Software Description: About Spacefun, This saver displays a space scene with animated planets, twinkling stars and a moving comet.
他们的飞行中队是被选做来保护大炮的，也就是就是击落小行星引起战争的大炮。
They were the elite flight squadron, chosen to protect the cannon. Ironically, the same cannon who was created to shoot down the asteroids became a catalyst to the war.
保护地球抵御外太空的行星。
保护地球抵御外太空的行星。
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