单词：
单词： 相关文章
Broadcast: August 4, 2003 This is Bill White with the VOA Special English Development Report. Safe drinking water has always been rare and valuable. Throughout the world, drinking water has to be stor
VOA2003（下）-发展与科学
This little kangaroo is a yellow-footed rock wallaby. They show off their mountaineering skills wherever cliffs jut out ( of ) Australia's vast desert land. Living in large colonies, the rock wallaby shelter in caves along the rocks. Shady crevices h
国家地理2007年
Parts of Chile are facing a growing water crisis. The Reuters news agency reports the government is taking steps to protect the countrys water supplies from mining operations. But for many years, the Chilean government approved water extraction right
2018年VOA慢速英语(九)月
DEVELOPMENT REPORT – January 7, 2002: Storing Drinking Water By Gary Garriott This is the VOA Special English Development Report. Safe drinking water has always been rare and valuable. Throughout th
农业与发展
Out there is a river valley that's been carved into the rock. It's been carved by running water, just flew down here smoothly off this rock bed and then cascaded down to the valley north there. Six thousand years ago, that was a big river. Satellite
自然百科2010年
美国英语口语俚语(4) 1.ripoff 骗人的东西 What a ripoff! The new car I bought doesn't work! 真是个骗人货！我买的新车启动不了！ 2.rock the boat 找麻烦 Don't rock the boat! Things are fine just the way they are. 别找麻烦
实用英语