标签：火星发现有水 相关文章

VOA双语新闻：5、科学家说《火星救援》将激励年轻人把人类送上火星

科学家说《火星救援》将激励年轻人把人类送上火星 The Martian, a film about a marooned astronaut who uses science, wit and courage to survive in a very hostile environment, is making hundreds of millions of dollars and has gotten

发表于:2018-12-19 / 阅读(57) / 评论(0) 分类 VOA双语新闻 2015年10月

2008-12-04 火星也下雪？

NASA scientists report NASAs Phoenix spacecraft has discovered evidence of past water at its Martian landing site and spotted falling snow for the first time on Mars. Soil experiments reveal the presence of two minerals known to be formed in liquid

发表于:2018-12-30 / 阅读(197) / 评论(0) 分类 国家地理2008年

我国规划在2030年前开展火星木星探测

China plans to send unmanned probes to explore Mars and Jupiter by 2030, said a senior space official. 航天局一名高级官员称，中国计划在2030年前发射无人探测器探索火星和木星。 Wu Yanhua, deputy director of the China Nat

发表于:2019-01-07 / 阅读(60) / 评论(0) 分类 英语新闻

英语听力：自然百科 火星也下雪？

NASA scientists report NASAs Phoenix spacecraft has discovered evidence of past water at its Martian landing site and spotted falling snow for the first time on Mars. Soil experiments reveal the presence of two minerals known to be formed in liquid w

发表于:2019-01-22 / 阅读(75) / 评论(0) 分类 自然百科2008年

英语听力：自然百科 行星旅行指南：火星 Mars—6

Steve Squyres Martian odyssey has taken him from pole to pole, visiting those places on earth that share at least some of the same characteristics. They are extremely dry, extremely cold or extremely dead. Death Valley is one of his favorites. This i

发表于:2019-01-26 / 阅读(52) / 评论(0) 分类 自然百科2012年

英语听力：自然百科 行星旅行指南：火星 Mars—3

Could life have been forged in the same way on both planets? When we sent the first probe to investigate in the 1960s, almost anything was possible. Originally in the popular imagination we thought that Mars might be inhabited by whole civilizations,

发表于:2019-01-26 / 阅读(53) / 评论(0) 分类 自然百科2012年

英语听力：自然百科 行星旅行指南：火星 Mars—2

Its been said that the first person on Mars is alive somewhere on earth today. Imagine its you. What do you need to know? How much you get there? What should you pack? What are some of the must-see sights and what should you avoid? Think of this as y

发表于:2019-01-26 / 阅读(53) / 评论(0) 分类 自然百科2012年

经济学人45:"迷你"漫游车如何登陆火星

Science and Technolgy 科技 Mars exploration 火星探测 How to land a Mini on Mars 迷你漫游车如何登陆火星 The biggest and fanciest Mars rover so far will soon blast off from Florida 迄今为止最大和最新奇的火星探测器即将于

发表于:2019-01-26 / 阅读(65) / 评论(0) 分类 经济学人商业系列

英语听力：自然百科 行星旅行指南：火星 Mars—18

There is no room to screw up on a trip like this, mental or otherwise. Once on Mars, you are likely to be stuck there for a year or more, waiting for a window of opportunity to ride home. And unlike a robot, the hopes and fears of the whole planet wi

发表于:2019-02-03 / 阅读(59) / 评论(0) 分类 自然百科2012年

英语听力：自然百科 行星旅行指南：火星 Mars—17

It is chemically impossible for methane to survive for long in the Martian atmosphere, so it must have been released recently. Now what makes methane? Cows make methane? Probably not cows. Oh, microbes, various sorts can release methane, there are a

发表于:2019-02-03 / 阅读(51) / 评论(0) 分类 自然百科2012年

英语听力：自然百科 行星旅行指南：火星 Mars—14

When we reconstruct our imaginations, Mars are 3 billion years ago. We tend to make it like Earth, warm and clozzying, but it wasn't. Mars back in its wettest warmth face which probable like Earth today in its coldest regions. So I'm imagining a plac

发表于:2019-02-03 / 阅读(71) / 评论(0) 分类 自然百科2012年

英语听力：自然百科 行星旅行指南：火星 Mars—13

You can make estimates of how much water had to have been flowing that carved these things, and you get numbers like 100, 200 Amazon rivers all cut loose at once, big, big amounts of waterfalls / across its surface. The other big attraction on Mars i

发表于:2019-02-03 / 阅读(54) / 评论(0) 分类 自然百科2012年

英语听力：自然百科 行星旅行指南：火星 Mars—11

It was 119 Fahrenheit here yesterday; really, really, really hot day on Mars ever get up to about 30 Fahrenheit and at night it goes to more than 100 below. Martian deserts are both frozen and sun baked. With no Ozone layer, UV levels are so high tha

发表于:2019-02-03 / 阅读(56) / 评论(0) 分类 自然百科2012年

英语听力：自然百科 行星旅行指南：火星 Mars—10

But still be able to use your hands. Not only will you want to move your fingers, you want to move around. NASAs lunar electric rover is a prototype for future missions to the moon and Mars. Its part vehicle and part space suit. I can just picture be

发表于:2019-02-03 / 阅读(50) / 评论(0) 分类 自然百科2012年

英语听力：自然百科 行星旅行指南：火星 Mars—9

Want to step outside to take in the scenery or pick up some rocks? As familiar as it might look beyond the port hole, Mars is dangerously alien. The upside is the low gravity will give you super jumping abilities, the down, the almost complete lack o

发表于:2019-02-03 / 阅读(49) / 评论(0) 分类 自然百科2012年

英语听力：自然百科 行星旅行指南：火星 Mars—8

Before we take this giant leap, we need to be able to carry everything needed for a three-year -round trip with us. This is a much larger effort than getting to the moon. Its the Apollo mission on steroids. At this point we know at least as much as t

发表于:2019-02-03 / 阅读(62) / 评论(0) 分类 自然百科2012年

奥巴马总统撰文称计划2030年送人类上火星

President Barack Obama has his eyes on the stars -- or more accurately -- a planet. 美国总统贝拉克奥巴马一直关注着夜空中的繁星或者更准确的说，是其中一颗行星。 In an op-ed published last Tuesday on CNN, Obama set a

发表于:2019-02-06 / 阅读(43) / 评论(0) 分类 英语新闻

【大家说英语】 第306期:美味甜点火星糖

Lesson 6 eReport 第六课 英文札记 December 11 12月11日 Mars Candy Delights! 美味甜点火星糖！ In Kaohsiung, you can find the tastiest candy. 在高雄，你可以找到最美味的糖果。 Where? At the Mars Candy Shop. 在哪里？在火

发表于:2019-02-16 / 阅读(66) / 评论(0) 分类 大家说英语

模拟了一年火星生活 6位科学家终于"重返地球"

Six scientists have completed a yearlong Mars simulation in Hawaii, where they lived in a dome in near isolation. 近日，六名科学家在夏威夷一个近乎完全隔绝的圆顶屋中完成了为期一年的火星模拟生活。 For the past ye

发表于:2019-02-16 / 阅读(39) / 评论(0) 分类 英语新闻

双语有声阅读：火星

MARS Mars According to the best evidence gathered by space probes and astronomers, Mars is an inhospitable planet, more similar to Earth's Moon than to Earth itself-a dry,stark,seemingly lifeless world. Mars' air pressure is equal to Earth's at an al

发表于:2019-02-17 / 阅读(44) / 评论(0) 分类 双语有声阅读
最新学习文章
热门学习文章