单词:mesa suraface laser
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VOICE ONE: I'm Steve Ember. VOICE TWO: And I'm Barbara Klein with Explorations in VOA Special English. Today we tell about a large National Park established to protect the culture of ancient Native Americans. It is called Mesa Verde. (MUSIC) VOICE O
STEVE EMBER: Im Steve Ember. BARBARA KLEIN: And Im Barbara Klein with EXPLORATIONS in VOA Special English. Today we tell about a large National Park established to protect the culture of ancient Native Americans. It is called Mesa Verde. (MUSIC) STEV
By Carol Pearson Washington 30 April 2008 Ten years ago, the U.S. Food and Drug Administration approved LASIK, eye surgery with a laser that enables people to see without glasses. But about five percent of LASIK procedures fail, and those patients ca
National Parks Called Americas Best Idea Welcome to This Is America in VOA Learning English. I'm Jim Tedder. And I'm Kelly Jean Kelly. This week on our program, we talk about national parks in the United States. The United States established its firs
EXPLORATIONS - The History of the Laser Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can
AS IT IS 2016-06-20 Green Card Holder Deported Mickel Mesa, a 28-year-old legal permanent resident of the United States, had not seen his family in the Dominican Republic for many years. So, in December 2013, he and his sister flew to the Caribbean n
EXPLORATIONS - Mesa Verde National Park in Colorado: Protecting the Culture of Ancient Native AmericansBy Marilyn Christiano and Shelley Gollust Broadcast: Wednesday, May 24, 2006 (MUSIC) VOICE ONE: I
The United States Navy has demonstrated a new laser weapon operating in the Persian Gulf. The Laser Weapons System, or LaWS, is deployed on the USS Ponce transport ship. A live test firing of the weapon was recently carried out for Cable News Network
Life was not easy when Emma Seguy first arrived in Mesa, Arizona. The 20-year-old was born in Paris, France. But when she was 16, she decided she wanted to be more independent and to try something new. So, Seguy asked her parents if she could complet
The History of the Laser Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can go from the sci
EXPLORATIONS - Mesa Verde National Park: Protecting the Culture of Ancient Native Americans STEVE EMBER: Im Steve Ember. BARBARA KLEIN: And Im Barbara Klein with EXPLORATIONS in VOA Special English. Today we tell about a large National Park establish
National Parks Called Americas Best Idea 今日美国美国国家公园 Welcome to This Is America in VOA Learning English. I'm Jim Tedder. And I'm Kelly Jean Kelly. This week on our program, we talk about national parks in the United States. The Uni
EXPLORATIONS - The Laser: Futuristic Science Found at Your Local Store MARIO RITTER: Welcome to EXPLORATIONS in VOA Special English.Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one
Mesa Verde National Park: Protecting an Ancient Culture 梅萨维德国家公园:古代北美洲土著人文化的保护地 EDITOR'S NOTE: This year, the U.S. National Park Service turns 100. Americans 28th President, Woodrow Wilson, formed the Natio
The answer lies in the effects of North Americas immense and fluctuating ice sheets. As they grew, they locked up so much water that the sea levels began to fall. The Bering Sea between Asia and North America began to drain away, leaving a bridge of
But back then, they had serious competition from the giant short-faced bear. The short-faced bears bone chemistry reveals it was a carnivore and up to a ton, probably the largest meat-eating mammal that ever walked the earth. On its long legs, it ran
Chapter Seven 第七章 The mesa was like a ship becalmed in a strait of lion-coloured dust. 崖顶螈像一艘静静旋泊在狮子黄的海湾边的船。 The channel wound between precipitous banks, and slanting from one wall to the other across t
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
Topics: Redshirting; Mesa Verde National Park; to wrap up; to bother versus to interrupt versus to disturb; blind spot Words: to redshirt to count toward kindergarten cutoff to hold back peer prevalence cliff dwelling outcropping cave artifact to wra
I think there are a lot of reasons, but I first want to address the one that you're probably most likely to have heard of, 我觉得理由很多,但是我首先想要弄清一个概念,可能大家也都听过, because actually it's more danger