标签：小行星 相关文章

NPR 2011-07-28

Facing a rebellion from fellow House Republicans over his debt ceiling plan, Speaker of the House John Boehner took a hard line today, trying to drum up more support. NPR's David Welna reports Boehner postponed a House vote on his plan until tomorrow

发表于:2018-12-02 / 阅读(90) / 评论(0) 分类 2011年NPR美国国家公共电台7月

Alien Neighbors 寻访外星人 1

2042 A.D., powerful orbiting telescopes scour the heavens for signs of life. They focus on a dim yellow globe. Spectrum analyser results, negative, no oxygen, no life. The autotracker zooms into anoth

发表于:2018-12-07 / 阅读(66) / 评论(0) 分类 寻访外星人

SSS 2008-01-25

This is Scientific Americans' 60-Second Science, I'm Chelsea Wald. Got a minute? Remember the good old days when we understood our solar system? Then we found out Pluto wasn't a planet. And now a new study puts comets in question. The data come from

发表于:2018-12-24 / 阅读(52) / 评论(0) 分类 Scientific American(一)月

SSS 2011-06-24

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. In 1930 astronomer Clyde Tombaugh discovered the dwarf planet Pluto while looking at photographs of the night sky. Pluto was the first object to be found

发表于:2018-12-24 / 阅读(38) / 评论(0) 分类 Scientific American(六)月

侏罗纪搏击俱乐部 第171期:重塑恐龙的最后时刻

The impact of this asteroid was unparalleled. 这次小行星的撞击威力空前。 The power it released was greater than the combined force of man's entire nuclear arsenal. 它释放的能量比人类整个核武库加起来都要强大。 Recrea

发表于:2018-12-28 / 阅读(34) / 评论(0) 分类 侏罗纪搏击俱乐部

英语名人堂：艾伦·麦克阿瑟

艾伦麦克阿瑟，出生于英国北部的德比什尔（Derbyshire），18岁就荣获英国年度优秀青年航海家的称号，28岁创造了单人环球航海的世界纪录，是目前世界上速度最快的单人航海家。 Dame Ellen Ma

发表于:2018-12-29 / 阅读(58) / 评论(0) 分类 英语名人堂

甜蜜英文歌曲:世界终结时的恋人们：If You Were Alien

世界终结时的恋人们：If You Were Alien The Brunettes，来自新西兰的独立乐队，还是清爽可人的男女声对唱，他们的音乐听起来带着一点点甜蜜、一点点童趣，女声的纯朴音质感觉更显亲切。 Artis

发表于:2019-01-03 / 阅读(49) / 评论(0) 分类 甜蜜英文歌曲

TED演讲:我们能在打造人工智能的同时掌握控制权吗?(2)

It's as though we stand before two doors. Behind door number one, we stop making progress in building intelligent machines. 我们就像站在了两扇门前。在第一扇门后面，我们停下打造智能机器的脚步。 Our computer hardware a

发表于:2019-01-03 / 阅读(45) / 评论(0) 分类 TED演讲科技篇

SSS 2011-10-10

This is Scientific American's 60-Second Science. I'm John Matson. Got a minute? Earth's surface is dominated by oceans. But where did all that water come from? Asteroids and comets smashing into the early Earth have long been thought to be a promisin

发表于:2019-01-08 / 阅读(69) / 评论(0) 分类 Scientific American(十)月

【CET 12-24备战】之阅读技巧（一）

第一讲：事实细节题（一） 命题规律 列举处常考 列举处指的是 First,...,Second ,...,Third,..., 等并列关系词出现的部分。要求考生从列举出的内容中 , 选出符

发表于:2019-01-08 / 阅读(32) / 评论(0) 分类 实用英语

与美国小学生一起学英文第6册 第10期:太阳系

The Solar System 太阳系 The solar system consists of the sun, eight planets and billions of small planets. 太阳系包括太阳、八大行星和数十亿颗小行星。 These eight planets and small planets orbit around the sun. 八大行星和小

发表于:2019-01-10 / 阅读(53) / 评论(0) 分类 与美国小学生一起学英文第6册

中英双语新闻 G20峰会在杭州胜利闭幕

BBC news with Jonathan Izard. The annual G20 meeting of the worlds major economies has closed in China with agreement to fight protectionism and to try to pump fresh life into the world economy. President Xi Jinping said that the first time the summi

发表于:2019-01-19 / 阅读(57) / 评论(0) 分类 中英双语新闻

万物简史 第30期:走进太阳系(8)

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

发表于:2019-01-29 / 阅读(42) / 评论(0) 分类 万物简史

China Lands Spacecraft on 'Dark' Side of Moon

Chinas space program has become the first to land a spacecraft on the so-called dark side of the moon. The landing on Thursday brought the country closer to its goal of becoming a space power. The China National Space Administration said the landing

发表于:2019-02-06 / 阅读(45) / 评论(0) 分类 2019年VOA慢速英语(一)月

NASA's Stardust spacecraft ends 12-year operation

WASHINGTON, March 25 (Xinhua) -- NASA's Stardust spacecraft(宇宙飞船) depleted fuel and ceased operation on Thursday after a 12-year run, the U.S. space agency said Friday. This is the end of the spacecraft's operations, but really just the begin

发表于:2019-02-07 / 阅读(61) / 评论(0) 分类 英语新闻

Huge asteroid will pass closer to Earth than the moon

BEIJING, Nov. 7 (Xinhuanet) -- A huge asteroid will pass closer to Earth than the moon on Tuesday, but experts say there is no cause for alarm. Asteroid 2005 YU 55 will pass about 300-thousand kilometers from the earth. The giant space rock is about

发表于:2019-02-08 / 阅读(58) / 评论(0) 分类 英语新闻

康奈尔大学团队研发纯水动力月球轨道卫星

If all goes as planned, a group of U.S. university students will have placed a satellite powered exclusively by water, into orbit around the moon in just over a year. 如果一切都按计划进行得很顺利，一群美国大学生就可以在一年内

发表于:2019-02-08 / 阅读(35) / 评论(0) 分类 英语新闻

Science names HIV study 2011 Breakthrough of Year

WASHINGTON, Dec. 22 (Xinhua) -- The journal Science on Thursday chose the HPTN 052 clinical trial, an international HIV prevention trial as the 2011 Breakthrough of the Year. The study found that if HIV-infected heterosexual individuals begin taking

发表于:2019-02-18 / 阅读(48) / 评论(0) 分类 英语新闻

英文歌曲：世界终结时的恋人们 If You Were Alien

The Brunettes，来自新西兰的独立乐队，还是清爽可人的男女声对唱，他们的音乐听起来带着一点点甜蜜、一点点童趣，女声的纯朴音质感觉更显亲切。 Artist：The Brunettes Song：If You Were Alien If Yo

发表于:2019-02-20 / 阅读(100) / 评论(0) 分类 金属

英闻天下——259 NASA Says Asteroid Will Get Closer to Earth

NASA has announced that an Asteroid will pass closer to Earth than the TV satellites that surround the planet. NASA says that the celestial visitor has no chance of impacting the Earth and is known as 2012 DA14. A group of amatuer astronomers discove

发表于:2019-02-21 / 阅读(69) / 评论(0) 分类 英闻天下
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