单词：CA virus
单词：CA virus 相关文章
The 1)Notorious Jumping Frog of Calaveras County By Mark Twain Read by Marsh McCandless In 2)compliance with the request of a friend of mine, who wrote me from the East, I called on good-natured, 3)ga
疯狂英语2004年
By Phuong Tran Dakar 16 February 2007 Despite efforts by health officials to stop the HIV virus from being passed from a mother to her child, children in Africa are still at high risk of infection. HIV, the Human Immunodeficiency Virus, causes AIDS.
2007年VOA标准英语（二月）
by Jill Moss Broadcast: July 23, 2003 This is Bill White with the VOA Special English Health Report. A medical company in Australia, PanBio, has developed a new test for West Nile 1)virus. The test ex
VOA2003（下）-环境与健康
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
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DEVELOPMENT REPORT – April 1, 2002: Ebola in Africa By Jill Moss Ebola virus (Photo -cdc.gov) This is the VOA Special English Development Report. The World Health Organization reports fifty -four pe
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By Scott Bobb Soweto, South Africa 19 April 2007 The government of South Africa recently announced a new plan to combat HIV / AIDS. The plan pledges to provide within five years life-prolonging antiretroviral treatment to 80 percent of the AIDS victi
2007年VOA标准英语（四月）