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By Caty Weaver Broadcast: July 25, 2003 This is Bill White with the VOA Special English Environment Report. Researchers say they have found a way to reduce the cost of some 1)fuel cell production. The
VOA2003（下）-环境与健康
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
WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo
英语新闻
今天我们要学的词是 in the know。In the know 意思是随时了解情况。He's a political junkie. He even has apps on his cell phone about the presidential election to keep himself in the know. 他特别关心政治，手机上都下载了总
英语单词荟萃
Turn Off Your Cell Phone 关掉你的手机 We went to the movie the other night. I sat in an aisle seat as I usually do, because it feels a little roomier. Just as the feature was about to start, a blonde from the center of the row got up and starte
趣味英语
WASHINGTON, May 11 (Xinhua) -- Researchers at Brigham and Women 's Hospital (BWH), a teaching affiliate of Harvard Medical School, have identified(鉴定) a human lung stem cell that is self-renewing and capable of forming and integrating multiple bi
英语新闻