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AS IT IS 2014-05-25 Scientists Search for New Ways to Stop Mosquitoes 科学家们寻找新的方法来对付蚊子 The sound of a mosquito can mean trouble in many parts of the world. The bite of a mosquito can be deadly. Today, we will hear about s
发表于:2018-12-08 / 阅读(145) / 评论(0)
2014年VOA慢速英语(五)月
2014年VOA慢速英语(五)月
美科学家研发新一代驱蚊剂 In many regions of the world, mosquitoes are a seasonal pest. In other regions, they carry serious diseases like malaria. The World Health Organization estimates that almost 630,000 people died of malaria-related
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VOA双语新闻 2014年1月
VOA双语新闻 2014年1月
Promising Mosquito Repellent Announced美科学家研发新一代驱蚊剂 In many regions of the world, mosquitoes are a seasonal pest. In other regions, they carry serious diseases like malaria. The World Health Organization estimates that almost 6
发表于:2019-01-14 / 阅读(94) / 评论(0)
VOA标准英语2014年(一月)
VOA标准英语2014年(一月)