单词：
单词： 相关文章
By David McAlary Washington 14 September 2006 The International Space Station has spread a new pair of golden wings. They are solar panels that will double the amount of power available to the outpost. Unfurling them took longer than expected becaus
2006年VOA标准英语（九月）
AS IT IS 2013-06-19 Citizen Scientists to Help Map CO2 Gas Each red dot on this screen shot from the Ventus website represents a power plant Welcome to As It Is, the daily magazine show from VOA Learning English. Im Mario Ritter. A music video shot i
2013年VOA慢速英语(六)月
AS IT IS 2013-05-29 A Call for Citizen Scientists to Help Map CO2 Gas Welcome to As It Is, the daily magazine show from VOA Learning English. Im Mario Ritter. A music video shot in space? That is now a reality. Today, we hear how Skylab led the way f
2013年VOA慢速英语(六)月
NASA Astronauts Train for Commercial Space Flights 美国宇航局宇航员为商业太空飞行训练 The American space agency and private companies are developing vehicles to take humans into low Earth orbit and even farther into space. A space ve
2016年VOA慢速英语(五)月
AUDIE CORNISH, HOST: Think about some of the things that spew nasty contaminants into the air - automobiles, power plants. How about leaf blowers? Those annoyingly loud, gas-powered, backpack-like machines are about to pass cars as the worst air poll
2017年NPR美国国家公共电台3月
Belarusian President Alexander Lukashenko told visiting Russian Foreign Minister Sergei Lavrov in Minsk Tuesday he had ordered the closure of the gas transit to Europe via Belarus, until Gazprom pays the debt（债务） for the transit.Until they pa
英语新闻