Cathy Majtenyi Experts from the World Health Organization (WHO) are in southern Sudan investigating 15 cases of an Ebola-like hemorrhagic fever that has so far claimed at least four lives. There are f

发表于:2018-12-08 / 阅读(139) / 评论(0) 分类 VOA2004(上)--国际时事

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

发表于:2019-01-09 / 阅读(73) / 评论(0) 分类 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

发表于:2019-01-09 / 阅读(68) / 评论(0) 分类 英语新闻

Autumn Leaves Show Their True Colors As days grow shorter and nights grow cooler in Boulder, Colorado, the green leaves of summer have been putting on party colors. On cottonwood trees and aspens, theyre golden yellow coins. On Mapleton Avenue, the m

发表于:2019-01-13 / 阅读(49) / 评论(0) 分类 VOA标准英语2011年(十一月)

New Yellow Fever Vaccine Shows Promise A new vaccine for yellow fever is showing good results in tests as it overcomes one of the biggest problems with the current version. Yellow fever is a deadly disease that occurs in much of South America and sub

发表于:2019-01-14 / 阅读(52) / 评论(0) 分类 VOA标准英语2011年(四月)

When you arrive in New Zealand, people from Biosecurity check that do not bring any food with you. Because we are an island country, we try to keep out pests from other countries. We are not always successful though. Listen to September 25th 2008 for

发表于:2019-02-05 / 阅读(88) / 评论(0) 分类 新西兰英语