EXPLORATIONS - Bat Populations Are Important for Agriculture and the Environment BARBARA KLEIN: Im Barbara Klein. MARIO RITTER: And Im Mario Ritter with EXPLORATIONS in VOA Special English. Today, we learn about the environmental and agricultural imp

发表于:2018-12-16 / 阅读(41) / 评论(0) 分类 2011年VOA慢速英语(九)月

World AIDS Day 2012 More Hopeful Than in Past According to the United Nations, about 34 million people worldwide are living with HIV, and 2.5 million were infected last year alone. In the United States, the Centers for Disease Control says there is a

发表于:2018-12-16 / 阅读(26) / 评论(0) 分类 VOA标准英语2012年(十二月)

World Population Day is observed annually on July 11. Its aim is to raise awareness of global population problems. The event started in 1989 in response to the worlds population reaching five billion two years earlier. The United Nations Development

发表于:2018-12-29 / 阅读(37) / 评论(0) 分类 英语课程学习计划和讲义

血管性皮肤病 变应性皮肤血管炎 allergic cutaneous vasculitis 荨麻疹性血管炎 urticarial vasculitis 持久性隆起性红斑 erythema elevatum diutinum 结节性多动脉炎 polyarte

发表于:2019-01-03 / 阅读(57) / 评论(0) 分类 医务英语

New Treatment Potential Found in Popular TB Drug Scientists say new insights into a common tuberculosis drug will make it possible to shorten the treatment period for patients infected with TB. The drug pyrazinamide is widely used in combination with

发表于:2019-01-14 / 阅读(63) / 评论(0) 分类 VOA标准英语2011年(八月)

HEALTH REPORT - Progression of Age-Related Macular Degeneration By Nancy Steinbach Broadcast: Wednesday, January 28, 2004 This is Phoebe Zimmermann with the VOA Special English Health Report. American

发表于:2019-01-30 / 阅读(83) / 评论(0) 分类 健康与经济