72 一种危害大麻哈鱼的病毒在缅因州东北部迅速传播 ENVIRONMENT REPORT- September 28, 2001: Virus Killing SalmonBy Cynthia Kirk (Start at 1'01

发表于:2018-12-09 / 阅读(25) / 评论(0) 分类 自然探索

DEVELOPMENT REPORT -February 18, 2002: Infectious Diseases By Jill Moss This is the VOA Special English Development Report. The World Health Organization and several other United Nations agencies are

发表于:2019-01-07 / 阅读(46) / 评论(0) 分类 农业与发展

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? A direct effect on human health related to climate change is the likely increase in infectious diseases transmitted by insects or through contaminated water. In the Marc

发表于:2019-01-08 / 阅读(47) / 评论(0) 分类 Scientific American(四)月

BEIJING, Aug. 7 (Xinhua) -- Infectious diseases claimed 1,669 lives on the Chinese mainland in July, with AIDS contributing to 70 percent of the deaths, the Ministry of Health (MOH) said Tuesday. A total of 5,552 AIDS cases, which is categorized as a

发表于:2019-02-05 / 阅读(48) / 评论(0) 分类 英语新闻

By Chad Bouchard Jakarta 11 June 2007 An Indonesian public health foundation is waging an anti-anemia campaign in Jakarta, where some schools have reported more than half their students are anemic. As Chad Bouchard reports from Jakarta, medicine and

发表于:2019-02-05 / 阅读(81) / 评论(0) 分类 2007年VOA标准英语(六月)

Voice 1 Thank you for joining us for todays Spotlight, Im Joshua Leo. Voice 2 And Im Liz Waid. 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 When you lo

发表于:2019-02-21 / 阅读(64) / 评论(0) 分类 环球英语 Spotlight