单词：schwarzschild reflector
单词：schwarzschild reflector 相关文章
A Child Is Born Intro/Chorus: A child is born with no state of mind Blind to the ways of mankind God is smiling on you and He's frowning too Because only God knows what you'll go through, uhh A child
英语歌曲第七辑
Bad Audio Can Hurt a Scientist's Credibility In the era of fake news, it's worth remembering: the medium is the message. For example: psychological studies have shown that text that's hard to read is more likely to be deemed untrue. Now a study sugge
2018年科学美国人5月
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
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
THIS IS AMERICA - Finding Child Care Is No Easy Job for U.S. Parents By Jerilyn Watson Broadcast: Monday, September 26, 2005 (MUSIC) VOICE ONE: Welcome to THIS IS AMERICA in VOA Special English. I'm S
This is America
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
经典歌曲-没人要的孩子NOBODYS CHILD--KAREN YOUNG as i was slowly passing an orphan's home one day i stopped for a moment to watch the children play alone a boy was standing and when i asked him why he turned with eyes that could not see and
经典英文歌曲
When a child is born 演唱：Johnny Mathis约翰尼．马蒂斯 A ray of hope flickers in the sky A tiny star lights up way up high All across the land dawns a brand new morn, This comes to pass when a child is born. A silent wish sails the seven se
奥斯卡电影名曲盛典B
This is the VOA Special English Development Report. Jeffrey Schwarz coordinates the water filter project for North America from the Carnegie Library Pot Shop, adapting technology developed in Central America during Hurricane Mitch in 1998 The Braddo
VOA慢速英语2009年（六）月
KELLY MCEVERS, HOST: When Noel Anaya was just a year old, he and his siblings were placed in the California foster care system. He has spent his life in foster care. He just turned 21, and in California, that's the age when young people exit the syst
2017年NPR美国国家公共电台1月
On June 3rd, a train loaded with highly volatile crude oil derailed just outside the small town of Mosier in Oregons Columbia River Valley. More than 40,000 gallons of crude spilled out of the train. Some burned away in a 14-hour long fire at the sce
2016年Scientific American(十)月
AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster: a track from the original Broadway cast recording of The 25th Annual Putnam County Spelling Bee. RS: The show is a musical satire of spelling competitions and the pressure to go t
英语单词大师-Word Master
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
This is Lesson Nine.Here's the opening to Jim Stuart's reprt on F.A.O.Schwarz. Lesten. What should you buy for a little boy? Do you know what you should buy for a little girl? If you have no idea what they want,then F.A.O.Schwarz is the polace for yo
洪恩环境英语
Welcome to Lesson Seven.Listen to Jake and Connie. That was a very interesting story,Jake. What will the archaeologists find? I don't know what they'll find.They're looking for a temple. Now listen and repeat. archaeologists the archaeologists What w
洪恩环境英语
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）
AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster: a track from the original Broadway cast recording of The 25th Annual Putnam County Spelling Bee. RS: The show is a musical satire of spelling competitions and the pressure to go t
词汇大师(Wordmaster)
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）
Sharyn Alfonsi: You wanna a nice cozy evening at home with a romantic movie. Lets pick some good ones from David Edelstein ---- a critic for New York Magazine and contributor to CBS Sunday Morning, and with Entertainment Weeklys film critic ---- Lisa
访谈录
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