单词：search reflector
单词：search reflector 相关文章
Lesson 13 The search for oil 探寻石油 First listen and then answer the following question. 听录音，然后回答以下问题。 What do oilmen want to achieve as soon as they strike oil? The deepest holes of all made for oil, and they go down t
新概念英语第四册
Like all stories from history, this is a search for ghosts -- a quest for the people who made us what we are, and for one man in particular. William Shakespeare is the most famous writer of all time,
其他文化
In 1970, the Soviet Union put a laser reflector on the moon, carried by a rover. A few months later, it disappeared. Some speculated that the rover had fallen into a crater or parked in such a way as to render the reflector inaccessible. Now after 40
Scientific American(四)月
Is anyone out there? For over 40 years scientists have been searching for extraterrestrial intelligence, but theyve found nothing. Now the new Allen Telescope Array, a string of 350 radio telescopes, is being built 300 miles north of San Francisco a
国家地理2008年
Is anyone out there? For over 40 years scientists have been searching for extraterrestrial intelligence, but theyve found nothing. Now the new Allen Telescope Array, a string of 350 radio telescopes, is being built 300 miles north of San Francisco a
国家地理2008年
据《科学》杂志报道，苏联的月球车40年前在月球表面留下了激光反射器，虽然经过多年的搜寻科学家始终没有发现激光反射器的踪迹。 4月22日，一组物理学家终于发现了来自反射器的微弱闪
60秒科学
Gain - This is an increase in signal power, due to a boost from an electronic device. Garbage - These are unwanted characters that appear because of either incorrect settings or noise. Gate - These ar
电信英语
SAN FRANCISCO, March 23 (Xinhua) -- Yahoo Inc. on Wednesday introduced a new feature to its search engine, which the company said can deliver answers and direct access to websites before users complete their query or hit the search button. The new fe
英语新闻
THE MAKING OF A NATION - Gold! How the Search for Riches Drove Development After the U.S. Civil War By Frank Beardsley Broadcast: Thursday, August 25, 2005 (MUSIC) VOICE ONE: THE MAKING OF A NATION --
The Making of a Nation
Once upon a time, there was a man who always forgot things. One day, he went out with his little son. He was so happy that he put the son ride his neck. After a time, he suddenly thought of his son, he asked people: Have you seen my child?One of his
趣味英语
Once upon a time, there was a man who always forgot things. One day, he went out with his little son. He was so happy that he put the son ride his neck. After a time, he suddenly thought of his son, h
英汉幽默故事选读
The Mona Lisa with her enigmatic（神秘的） smile hangs in the Louvre Museum in Paris but to this day the woman who was used as the model for Leonardo da Vinci's portrait remains a mystery. Now, a group of Italian experts is trying to establish w
英语新闻
音乐咖啡厅:Lil Eddie - Searchin' for Love 相关介绍：Lil' Eddie,原名Edwin Serrano。1984年7月12日生于美国纽约，一位相当有才华的RB/Soul歌手兼制作人。2004年他签约到了Yellowman/Big 3 Records唱片公司，19岁的
音乐咖啡厅
By Sabina Castelfranco Incoming European Commission President Jose Manuel Barroso has begun consultations with the European Union (EU) governments in an effort to resolve the crisis over his proposed
VOA2004（下）--新闻盘点
Radio telescopes are not enough, says SETI scientist Art Chimes | Washington, DC 16 April 2010 When the search for extra-terrestrial life began a half-century ago, it was assumed that technological civilizations would broadcast more and more signals
VOA标准英语2010年(四)月
The Five-hundred-meter wide Aperture Spherical Telescope, or FAST, is now operational in the mountains of Guizhou in southwest China. FAST has been designed to help Chinese researchers better understand our universe, as well as probe the cosmos for e
2016CRI中国国际广播电台
Bart's upstairs neighbor was driving him nuts. He made all kinds of strange noises at all kinds of strange hours. If I tell my neighbor he's noisy, he won't believe me, Bart thought. He'll believe me only if he lives downstairs and hears himself upst
英文短篇故事（纽约）
By Paul Sisco Washington 14 November 2007 At the McDonald Observatory in western Texas, a unique space program has been quietly underway for more than 30 years. It is called the Lunar Laser Ranging Program. VOA's Paul Sisco has more. Research scienti
VOA常速英语2007年（十一月）
The construction of the project was started in 2011 with an investment of 1.2-billion yuan, or about 180 million US dollars. The 500 metre Aperture Spherical Telescope, or FAST, is the size of 30 football fields. It's located in a hollow that was for
2016CRI中国国际广播电台
Following Sundays deadly landslide in Taining County in eastern province of Fujian, the search continues for four people still missing. TAINING, May 9, 2016 (Xinhua) -- Rescuers search at the landslide site in Taining County, southeast China's Fujian
cctv9英语新闻2016年