We could not happily have remained ignorant forever... the significance of our lives and our fragile planet is then determined only by our own wisdom and courage.
我们不可能甘心情愿永远保持无知。……因此我们生命和我们这个易碎的星球的意义只能由我们自身的智慧和勇气来决定。
If we had been on the planet with left-handed coordinate systems then actually our conventions would be all the other way around, but they are this way.
如果是在一个习惯左手系的星球上，那样我们的习惯会完全相反，就是这样了。
If you happen to live in fear of asteroids, then here's a sobering fact for you: Our planet absorbs asteroid impacts like a truck grille eats bugs.
如果你在为小行星会不会撞击地球而忧心忡忡，那么你应当清楚这样一个事实：由于地球引力而引发的小行星撞击，就好比飞驰的卡车，车头前面的格栅总是在不断吞噬着迎面扑来的飞虫。
Then we found out that if every living soul on the planet had a fridge and a house and an S.U.V., we would choke on our own exhaust.
然后，我们发现每一个在星球上活着的灵魂都拥有一台冰箱和一套住宅和一辆SUV，接着我们窒息而死。
Now if only we could clean up our supply of electricity too, then we really might be onto something good for the planet…
现在，只要我们能做好电力供应的清理工作，也许我们真的能对这个星球做些好事情。
Since then, he seems to have forgotten the idea — even though he is spending enough every five weeks in Afghanistan to ensure that practically every child on our planet gets a primary education.
从那以后，他似乎已然忘却了这个承诺。虽然美国在阿富汗每五周的开销就几乎足够为全球每个儿童提供初等教育。
Unlike solar eclipses where the moon blocks the sun from our view in only a few locations on the planet, for lunar eclipses, as long as you can see the moon then you will see the eclipse.
与日食不同，当月亮遮挡太阳光时，在我们的视野里只有有限的位置可以供观看月食，就月食来说，只要你能看到月亮，就能看到它。
So if life does emerge readily under terrestrial conditions, then perhaps it formed many times on our home planet.
所以如果生命确实可以毫无困难地在陆地环境中生活，那么也许生命曾在地球上形成过多次。
Use the Move Tool (v) to then click and drag the planet into our main canvas, positioning it somewhere on the top right.
使用移动工具(V)点击行星，并拖拉入我们的画布，将它置于顶部位置。
We use as much resourse as we can find, then turn them into rubbish. These rubbish is taken up more and more space in our planet.
我们使用尽可能多的资源我们能够找到，然后把它们变成垃圾。这些垃圾都是越来越多的空间在我们的星球。 。
First of all, they may have come to this planet of ours thousands or millions of years ago, and found our then prevailing primitive state completely uninteresting to their own advanced knowledge.
首先，他们可能在几千年前或几百年万年前已来过我们地球，并且发现我们地球当时普遍存在着的原始状态同他们先进的知识相比是索然无味的。
When we have restored Earth to a Planet of Peace, had Landings and Shared our wisdom, only then does the real work begin.
当我们保持了地球的和平，我们实现了着陆并分享我们的智慧，只有这个时候真正的工作才开始。
First of all, they may have come to this planet of ours thousands or millions of years ago, and found our then prevailing primitive state completely uninteresting to their own advanced knowledge.
首先，他们可能在几千年前或几百年前已来过我们地球，并且发现我们地球汉时普遍存在着的原始状态同他们的先进的知识相比是索然无味的。
These three illustrations were made by an artist at the Jet Propulsion Laboratory in 1975 and reflect then-current ideas about our neighbouring planet.
这三幅插图是一位工作在喷气推进实验室的艺术家在1975年完成的，反映了当时对我们的邻近星球的想法。
These three illustrations were made by an artist at the Jet Propulsion Laboratory in 1975 and reflect then-current ideas about our neighbouring planet.
这三幅插图是一位工作在喷气推进实验室的艺术家在1975年完成的，反映了当时对我们的邻近星球的想法。
应用推荐