[化] 微生物
[医] 微生物

n. A microscopic organism; -- particularly applied to
bacteria and especially to pathogenic forms; as, the microbe of fowl
cholera.

VOA慢速英语20061225a

This is the VOA Special English Development Report. Right now, the top story in AIDS research involves newly announced findings about adult male circumcision. Two studies in Africa found that circumci

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VOA标准英语2010年(七)月

HEALTH REPORT - AIDS Drugs in a Gel May Help Protect Women F

HEALTH REPORT - AIDS Drugs in a Gel May Help Protect Women From H.I.V. By Cynthia Kirk Broadcast: Wednesday, November 09, 2005 I'm Steve Ember with the VOA Special English Health Report. Two major dru

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健康与经济

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A top U.S. health official says the first few minutes after HIV infection may be a window of opportunity to prevent the AIDS virus from firmly taking hold in the body. The HIV thats present during initial infection is different from the virus that re

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angle iron shear ( angle shear )

Australian Democrats

back-up safety device

bebear

bee block