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VOA标准英语2011--Scientists Try to Develop Safer Sleeping

Scientists Try to Develop Safer Sleeping Sickness Cure Researchers say they've developed a safer way to treat sleeping sickness, a parasitic disease that is fatal if not treated. Sleeping sickness, or trypanosomiasis, is a chronic medical problem in

发表于:2019-01-13 / 阅读(62) / 评论(0)

VOA标准英语2011年(九月)

VOA标准英语2014--Sex Matters for Sleeping Sickness Microbes

Sex Matters for Sleeping Sickness Microbes Scientists are keeping a close eye on the mating habits of microscopic organisms, including those that cause African sleeping sickness. They say what happens between two parasites can have major consequences

发表于:2019-01-14 / 阅读(34) / 评论(0)

VOA标准英语2014年(一月)

VOA标准英语2010-Breakthrough Energizes Hunt for Sleeping

Scientists in Scotland say they may have found a new treatment for sleeping sickness, which could be ready for clinical trial within 18 months. The disease is fatal and infects around 60,000 people in Africa annually. Sleeping sickness is spread by a

发表于:2019-01-16 / 阅读(38) / 评论(0)

VOA标准英语2010年(四)月

African Sleeping Sickness

78 非洲睡眠病在撒哈拉沙漠南部国家猖獗蔓延 DATE=8-6-01 TITLE=DEVELOPMENT REPORT - African Sleeping Sickness BYLINE=Nancy Steinbach （Startat 59

发表于:2019-01-30 / 阅读(99) / 评论(0)

科技之光

VOA常速英语2007年-Former Rhodesian PM Ian Smith's Death Ends Era

By Peta Thornycroft 21 November 2007 Former Rhodesian Prime Minister Ian Smith who died in Cape Town late Tuesday brings to an end an era, which haunted citizens of independent Zimbabwe. Peta Thornycroft reports for VOA that Ian Smith, who took his c

发表于:2019-01-31 / 阅读(30) / 评论(0)

VOA常速英语2007年（十一月）

环球英语 — 211：Sleeping Sickness

Voice 1 Thank you for joining us for Spotlight. Im Liz Waid. Voice 2 And Im Joshua Leo. Spotlight uses a special English method of broadcasting. It is easier for people to understand no matter where in the world they live. Voice 1 Maman Louise lives

发表于:2019-02-21 / 阅读(46) / 评论(0)

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anterior platysma-cutaneous ligament

asclepin

atomizing carburetion