单词：irreducible curve
单词：irreducible curve 相关文章
There is just one road along the Atlantic coast of Spain to the southern most tip of Europe. It follows the coast of De La Luis, the coast of the light, leading you to Tariffa, possibly the windiest b
疯狂英语2002年
A growing number of companies are emerging in China offering remote-control aerial video shooting. CRI's Liu Min has more. Aerial images are often used in video advertisements, films and TV news reports. An increasing number of small companies in Chi
世界各地新闻集锦
Cheryl: So, Nick, you've worked as an environmental scientist in Australia. Nick: Yeah, I have. I worked in my hometown in Tasmania, and in Tasmania, there's many environmental issues, particularly involving logging of native forests there. Cheryl: O
原版英语对话1000个
[00:04.52]24) Bush Meat Crisis: [00:11.21]The meat of wild forest animals, called bush meat, [00:16.09]has long been an important part of the diet of people in central and western Africa. [00:22.91]But hunters are killing too many of these animals. [
美国英语听力80篇
Good news has emerged this month for the world's forests. A new report from the London-based research group Chatham House says illegal logging is down by over 20 percent globally and by much more than that in some of the countries worst affected by t
VOA标准英语2010年(七)月
Billions of Dollars Lost Each Year to Illegal Logging The joint report, called Green Carbon / Black Trade, says between 30 and 100 billion dollars are lost each year to the illegal timber trade. Much of the loss is centered in key logging countries i
VOA标准英语2012年(十月)