单词：cyperus malaccensis monophyllus
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曾达的囚徒.The.Prisoner.Of.Zenda
HEALTH REPORT -May 29, 2002: Staph Vaccine By Nancy Steinbach This is the VOA Special English Health Report. American researchers say they have developed the first vaccine medicine that can prevent a
健康与环境
ROME, Dec. 3 (Xinhua) -- Italy lacks the necessary energy(能量,活力) and strength for an economic revival while unemployment and poverty are on the rise, warned a report issued Friday. The 44th edition of the Censis think tank social survey, the
英语新闻
In Africa's battle against malaria, two low-tech tacticsinsecticides and bed netshave done a decent job killing off mosquitoes. But it's mainly one species that's been affected. That's a species called Anopheles gambiae, sometimes called the African
2016年Scientific American(八)月
By Robert Berger Jerusalem 02 November 2007 The Palestinian Authority has taken a step toward resuming security control in the volatile West Bank. As Robert Berger reports from VOA's Jerusalem bureau, the move comes ahead of another round of high-lev
VOA常速英语2007年（十一月）
You might not think there would be that many people in the world prepared to devote lifetimes to the study of something so inescapably low key, 你或许会认为，世界上不会有多少人愿意花毕生的心血来研究那个不起眼儿的东西
万物简史