标签:行星旅行 相关文章
Traveling in the world today has become both easier and more sophisticated. The number of destinations and cultures open to travelers has never been greater and the nature of current technology allows us to share our experiences as they happen. 现如今
Oh, man, thats incredible!.... A tour of the solar system wouldnt be complete without a visit to its largest planet, but with the grandest sights, biggest dangers and greatest mysteries all on the itinerary, it pays to brush up before blast off. Cons
This giant gas bag is built from the flimsiest materials in the universe. But for all its squishy bulk, its a great little mover. Jupiter spins at such a breakneck speed that it bulges at the equator, so fast in fact that a day here lasts less than t
If you are floating in a balloon, the center of the red spot might be rather calm. But you will be going fast, your balloon will be going faster than the hurricane winds, but it might be a smooth ride. This storm is a sigh to the halt, towering five
One day we might develop the magnetic field technology necessary to keep a human alive within Jupiters radiation environment. But in the near future, our exploration will continue by machine. The robotic program isnt about robots. Its a profoundly hu
As these robot submarines accomplish great missions, the possibility of one day melting our way into Europas deep ocean is moving from fiction toward fact. Lets just imagine, there were on a little spacecraft with the capability to melt to the ice, w
This vast secret ocean of seething metallic hydrogen, not a molten iron core, is the power house generating Jupiters dangerous energy shroud. But there is one more mystery hidden inside this giant alien onion, the key to the origin of the planets the
Take a night flight, like Galileos, over the surface of Io and the view down to the churning lava lakes would be unforgettable. Imagine then a visit to the surface. The landscape might look quite a bit like a red and yellow sulfur-painted version of
Have you ever fantasized about going somewhere special? Somewhere far from crowds, off the beaten track. Somewhere out of this world? Is it time to catch a rocket to the Red Planet? Mars is filled with mysteries, Volcanoes 75,000 feet tall, huge cany
英语作文 Directions: A. Title: Air Travel B. Time limit: 40 minutes C. Word limit: about 200 words D. Your essay should be written clearly on ANSWER SHEET 2. E. Your essay should be based on the information given below. 现在许多人愿意乘飞机旅行。随
If we are looking for Martian bugs, we should search for life forms at least as tough and alien as this. Im looking at Mars in a point of view of a microbe. And as a microbe, I really need very, very tiny amount of water. I could probably live my ent
So in some ways, a voyage to Mars could be a voyage home. Our ancestors have made such bold trips before when we walked out of Africa, when we sailed over the horizon. If it is technically possible, our ships will head out again. We always want to se
Try the red planet for sight-seeing on an enormous scale. Thanks to our sharp-eyed spacecraft, Mars is opening up like never before. These are real landscapes that humans will one day marvel at in person. You know, if youre going to Mars, youre going
A test run before attempting the fuel hungry and risky trip to the planet below. Dreaming about Mars and actually going there are two very different things. Mars may be our neighbour, but 35 million miles to the closest point is still a very long way
Travel versus college: the eternal debate rages on with no clear-cut winner. Faced with rising tuition costs and a less than satisfying job market, many would-be college students are ditching their knapsacks and textbooks for rucksacks and guidebooks
Poverty, sickness and pure survival - just a few reasons why genuinely needy people beg on the streets for money. 贫穷,疾病或仅仅是为了求生真正生活艰难的人来到大街上乞讨钱币的原因不过就这么几个。 But as these
I wouldn't be the person I am today if I never traveled. 如果我未曾旅行,就不会是现在的我。 Growing up, my mom was a teacher, so I've been instilled with a great love for school. I recognize its importance and value, and even now in
Joe, did you book your ticket yet? I asked. 我问:乔,你订票了吗? No. I changed my mind. Im not going to go. 没有,我改主意了,我不打算去了。 What? You arent going to Australia? Weve been planning this vacation for months!