Supermassive Black Holes 超大质量黑洞 - 4

This ferocious heart of brilliant hot gas is called a quasar. Scientists thought this whirling mass might be caused by a giant black hole sucking up gas and stars, literally feeding on the center of a

SSS 2008-11-28

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. If you paid attention during high school biology, you probably remember that girls are born with all the eggs theyll ever have, whereas guys are churning

SSS 2009-08-25

A big clue about whats behind the disappearing honeybees, also known as colony collapse disorder, or CCD: May Berenbaums team at the University of Illinois at UrbanaChampaign found that bees ribosomes were torn up. The ribosomes make the proteins tha

美国英语听力80篇2 Lesson34

[00:05.62]34) Ancient Quasar [00:11.96]Astronomers have discovered what they say is one of the earliest known structures ever to form in the universe. [00:20.82]It is a star-like object called a quasar. [00:24.76]Quasars are very large. [00:27.69]The

趣味青春英语 第116期:Nose in the air

Idiom: Nose in the air形容人自大，傲慢 Hit the book: Undercover Confiscate Enclosure Visible Multiple Cub Notorious Lameness

英语小达人 161 An Old Joke

An Old Joke 老笑话 An elderly man went to a doctor with multiple complaints. 一个上了年纪的人带着港币病痛去看医生。 I see spots before my eyes, he said. 我眼前老是看到些斑斑点点的。他说。 It's due to old age, sa

Supermassive Black Holes 超大质量黑洞 - 13

Silk realized that the energy from this newly formed quasar would create intense temperature changes in the surrounding gas. This would cause the gas around the black hole and its newly formed quasar

电信英语及其缩略语解释-9

CDF Combined Distribution Frame 组合配线架 CDG CDMA（Code Division Multiple Access） Development Group CDMA（码分多址）开发小组 CD-I Compact Disk-Interactive 交互式光盘 CDMA Code

CNN 2009-11-15

It's certainly apparent to everyone whether you are a citizen of Japan or you reside in China that the emerging superpower here in Asia is absolutely China. And so..that given of the reason why weve heard Prime Minister Hatoyama mentioned multiple ti

CNN 2010-05-16

Vicious weather in the southern plains. Two deadly tornadoes swirling in unison in southern Oklahoma. All of it caught on tape. There comes one right there. Look at them. They are all over. As you can hear, storm chasers were only reporters because i

SSS 2009-12-03

Which came first, black holes or galaxies? Its been a bit of a conundrum for astrophysicists. Black holes are known to devour matter, but did they arise before or after, the galaxies in which they exist? Now, scientists say it looks like the black ho

电信术语(3)

序号 中 文 英 文 术语解释 缩写 来源 41 OADM公共控制信道 ODAM Common Control Channel OCCCH 42 正交信道噪声仿真器 Orthogonal Channel Noise Simulator OCNS 43 操作员确定闭

10种方式给自己更多动力

Do you need some motivation today? Maybe a gentle nudge towards action? Or perhaps a swift kick to get you moving? 今天，你是不是需要一些动力呢？或许是促进你行动的轻巧一推？或是让你马上行动起来的猛然一击？

VOA慢速英语2016 叙利亚饥民将获得联合国援助的食物

AS IT IS 2016-01-12 Starving Syrians to Receive UN Aid, Food 叙利亚饥民将获得联合国援助的食物 Fighting in Syria was paused to allow United Nations aid and food to reach the towns of Madaya, Foua and Kefraya. 在叙利亚的战斗暂时停

VOA标准英语10月-British Researchers Make Major Multiple Sclerosis

British scientists have found a drug used to fight leukemia that appears to stop multiple sclerosis in its early stages and restore lost function to patients. Although still in the clinical trial phase, it is being called by some, the most promising

2012年手机将实现无线充电

日本富士通实验室的研究人员开发了一种无线充电系统，可同时给一定范围内的手机、数码相机及手提电脑等各种移动设备充电，无需使用电缆。该系统最早可于2012年正式推出使用。该系统被

英语听力：2013-11-01 地平线：黑洞吞噬—19

We now know this light is produced by the rotating disk of matter, spinning round the edge of the black hole at the heart of the Cygnus A galaxy, waiting to be devoured. It means that against all popular expectations, the brightest sources of light i

60秒科学:Black Hole Quasar Building Galaxy

Black Hole Quasar Building Galaxy A study in the journal Astronomy Astrophysics finds that a distant quasar, powered by a black hole, is building a galaxy that will eventually surround the black hole. Cynthia Graber reports Which came first, black ho

VOA常速英语2008年-India Launches Multiple Satellites Into Space

By Anjana Pasricha New Delhi 28 April 2008 India has launched a record number of satellites into space in a single mission. The launch marks a milestone for the country's space program. Anjana Pasricha reports from New Delhi, India wants to emerge as

身兼多职有何不妥？只是这些好处你不知道

It's not about career planning or career transition; its about how you define career? How you synergize your career, hobbies and dreams in a long run? And making all relevant subtle changes for a more satisfying life. 这与职业规划或职业过渡没