牛痘性结膜炎

Deadly pigeon virus found in Victoria of Australia

CANBERRA, Sept. 6 (Xinhua) -- A rare virus that can be contracted by humans has killed a large number of Victorian pigeons after being detected in the Australian state for the first time, Agriculture Department confirmed on Tuesday. According to the

发表于:2019-01-09 / 阅读(122) / 评论(0)

英语新闻

VOA标准英语2008年-Afghan Warring Factions to Stop Fighting to All

The warring factions in Afghanistan say they will heed a call by the United Nations to stop fighting so aid workers can begin a three-day polio vaccination campaign. The Taliban, the Afghan army and international military forces say they will halt t

发表于:2019-01-13 / 阅读(79) / 评论(0)

VOA标准英语2008年（九月）

2006年VOA标准英语-Scientists Study New Technique to Vaccinat

By David McAlary Washington 23 May 2006 Chickens at US farm Scientists have developed an efficient, cheap way to vaccinate birds against avian influenza and possibly prevent the spread of the deadly H

发表于:2019-01-13 / 阅读(177) / 评论(0)

2006年VOA标准英语（五月）

HEALTH REPORT - Countries in the Americas Observe Vaccinatio

HEALTH REPORT - Countries in the Americas Observe Vaccination Week By Cynthia Kirk Broadcast: Wednesday, April 27, 2005 I'm Gwen Outen with the VOA Special English Health Report. Officials hope to vac

发表于:2019-01-30 / 阅读(167) / 评论(0)

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学英语单词

16-bit word

6-bromo-2-naphthyl-beta-galactoside

absorption spectroelec-trochemistry

angular distance of stars

atmospheric gas burner

baggiest

bagging attachment