单词：laser searchlight
单词：laser searchlight 相关文章
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
VOA常速英语2008年（四月）
Grassroots conservative and libertarian activists gathered in Searchlight, Nevada to advocate for lower taxes and smaller government. Thousands of grassroots conservative and libertarian activists with the Tea Party movement launched a national bus t
VOA标准英语2010年(三月)
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
2017年VOA慢速英语(七)月
Former Alaska Gov. Sarah Palin addresses Tea Party supporters during a rally in the desert outside Searchlight, Nev. Saturday, March 27, 2010. (AP Photo/Isaac Brekken) Thousands of so-called Tea Party activists rallied in the hometown of Senate Democ
VOA标准英语2010年(三月)
One type of giant planet orbits very close to its star, we call them hot Jupiters because these Jupiter-like planets are so close that they are blowtorched by the intense heat from the star. The other sort of planet we have found is also bizarre. Wev
自然百科2011年
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）