标签：Pluto 相关文章
Unit 9 DIALOGUE I If I Had the Chance to Travel in Space A: If I had the chance, I would take a trip through the entire solar system. It's been my long-cherished dream since childhood to be able to vi
新编大学英语教程
76 years after Pluto's discovery and after 17 years of research and development, Nasa's new Horizon Spacecraft sets out for Pluto. Travelling at around a million miles a day, it's on a 9-year, 700-million-dollar journey to reach Pluto and review its
探索与发现2015年
Part 1 A Brief History of Disneyland 迪斯尼乐园简史 Disneyland has seen50 summers pass in procession since its gates first opened July 17, 1955. Forty-five summers of parades and fireworks, of Mickey and Minnie, of playing host to people from all ov
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在太空放眼望去，地球这颗美丽的蓝色星球似乎在太阳系拥有得天独厚的优势，尤其是覆盖地表的大片大片的海洋资源，但事实上，据科学家研究发现，木星才是水资源最丰富的星球，相比太
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This is AP news minute. 1. Greece's parliament is set to vote on a bailout deal on Wednesday, meant to prevent the country's economy from collapsing. Greek will only get the 94 billion dollar bailout package if it raises its taxation and cuts its pen
美联社新闻一分钟2015(七)月
Defending Spacecraft and Astronauts Against Dust 保护飞船和宇航员免受灰尘侵袭 Our Milky Way solar system began as small pieces of star-created gas and dust. They came together to form the Sun, the Earth and other planets, and life as we
2015年VOA慢速英语(七)月
Lesson 38 Text A Can't She Type? The well-known banker, T. J. Ellington, was at one time in his younger days the manager of a New York office. His secretary had been with him for many years, and knew his ways and habits. She always kept a glass of wa
英语口语教程（Oral Workshop）--初级
8) 环保 afforestation n. 绿化造林 afforestation drive n.绿化运动 agricultural ecology 农业生态学 artificial rain n.人工降雨 biosphere n. 生物圈 car exhaust n.汽车尾气 carbon dioxide (CO2) n. 二氧化碳 Carbon monoxide (CO)
英语口译
How did all the planets get there? How is it only our planet has life? Will we ever travel to other planets? These are questions I often think about. I think our planet is the best. It looks so beautiful from space with its mixture of blue and green.
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The Solar System is an amazing thing. I cant imagine just how big it is. I dont think anyone can. It all centres around our Sun. Our solar system has eight planets in it. When I was a kid I learnt there were nine planets, but some time ago, scientist
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So the solar system is really quite enormous. By the time we reach Pluto, we have come so far that the Sunour dear, warm, skin-tanning, life-giving Sunhas shrunk to the size of a pinhead. It is little more than a bright star. 所以，太阳系确实是
万物简史
What an interesting and exciting thought. We may be only one of millions of advanced civilizations. Unfortunately, space being spacious, the average distance between any two of these civilizations is reckoned to be at least two hundred light-years, w
万物简史
Now the first thing you are likely to realize is that space is extremely well named and rather dismayingly uneventful. Our solar system may be the liveliest thing for trillions of miles, but all the visible stuff in itthe Sun, the planets and their m
万物简史
And how far is that exactly? It's almost beyond imagining. Space, you see, is just enormousjust enormous. Let's imagine, for purposes of edification and entertainment, that we are about to go on a journey by rocketship. We won't go terribly farjust t
万物简史
Tombaugh had no formal training as an astronomer, but he was diligent and he was astute, and after a year's patient searching he somehow spotted Pluto, a faint point of light in a glittery firmament. 汤博没有受过成为天文学家的专门训练，
万物简史
2.WELCOME TO THE SOLAR SYSTEM 2.欢迎来到太阳系 Astronomers these days can do the most amazing things. If someone struck a match on the Moon, they could spot the flare. From the tiniest throbs and wobbles of distant stars they can infer the siz
万物简史
AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster: our guest is Wayne Glowka, an English professor at Georgia College and State University. RS: He also chairs the New Words Committee of the American Dialect Society, which publishe
英语单词大师-Word Master
Apart from much else, our lively interior created the outgassing that helped to build an atmosphere 不说别的，我们活跃的内部使大量气体喷涌而出，帮助建立了大气层， and provided us with the magnetic field that shields us
万物简史
The figures have since been refined and made a little more generous, 自那以后，这两个数字被更精确地测算了一遍，放宽了一点， 5 percent nearer and 15 percent farther are thought to be more accurate assessments for our zone of
万物简史
Iranians have taken to the streets of Teheran to celebrate a landmark nuclear deal with world powers which should lead to the lifting of crippling economic sanctions. In return, strict limits will be imposed on Irans nuclear activities. The countrys
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