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By Gary Garriott Broadcast: August 11, 2003 This is Bill White with the VOA Special English Development Report. 1)Sawdust is what remains after trees and logs are cut up into boards for building house
Can we help the environment by being green? We all know that humans are damaging the environment, but what can we do about it? Some people are trying to do their bit to try to be more environmentally friendly . Local councils in Britain encourage ce
DEVELOPMENT REPORT - Double-Drum Sawdust Stove By Gary Garriott Broadcast: Monday, September 27, 2004 This is Steve Ember with the VOA Special English Development Report. Sawdust is what remains after
Low-Cost Incubator May Save More Babies 低成本保育箱将拯救更多婴儿 Premature birth is the biggest killer of children worldwide. About one million babies around the world die of problems that strike because they are born too early. Many o
听歌学英语:Aren't You Glad(陈奕迅) 《Aren't You Glad》是陈奕迅出道十一年来唯一的一首英文歌曲,由英国人Russell Harris作曲、填词,讲述了一个早期生活潦倒的青年人,遭到追求物质生活的女友的
Whats A Good Insulator? How about air? Air is, in fact, a pretty good insulator, which is why styrofoam keeps things hot. Its full of air. But even better than that would be a vacuum. Because theres nothing in it to heat up, heat cant conduct through