单词：
单词： 相关文章
By Mil Arcega Washington 04 December 2007 A decommissioned coal mine in the Rocky Mountain state of Wyoming is about to get a new lease on life. Although it no longer produces enough coal to generate electricity, the company that owns the land has fo
VOA常速英语2007年（十二月）
Anchor: a lot of farm work. Tractors have satellite guided systems, harvest machines are faster and more efficient, and with automated machinery, cows can almost milk themselves. But the isolation of farm work will never go away. Long hours and long
2005年NPR美国国家公共电台
This is Scientific American's 60-Second Science. I'm Steve Mirsky. This will just take a minute. The type of accident that is occurring in Japan is known as the station blackout: loss of off-site AC powerpower lines are downand then a subsequent fail
Scientific American(三)月
This was the first permit of its kind in Oregon. 下面是这类技术在俄勒冈州第一个通过法令的例子。 Brave and open-minded people sat down and felt comfortable saying, Yeah, that shit makes sense. 勇敢而心胸开阔的人们在圆桌
TED演讲科学篇
The founder of Facebook ended a busy week, which saw his company valued at $106bn after a stock market flotation, by getting married. Mark Zuckerberg, who's the CEO of the world's most popular social networking site, wed his long-term girlfriend Pris
英语听力精选进阶版
Following Sundays deadly landslide in Taining County in eastern province Fujian, the search continues for four people still missing. Thirty-four bodies have been found. More than a dozen were rescued, with three in intensive care. The landslide was t
cctv9英语新闻2016年