脓毒性痢疾

New Dysentery Threat Emerges Its known that clean water and sanitation can bring a sharp decline in dysentery cases in developing countries. But its not enough to stop the spread of the disease in countries undergoing rapid development and industrial

发表于:2019-01-08 / 阅读(31) / 评论(0) 分类 VOA标准英语2012年(八月)

Winners at CMA Awards It was a big night for Miranda Lambert at the 48th annual Country Music Association Awards, presented Wednesday night in Nashville, Tennessee. Lambert went into this years Country Music Association Awards race with nine nominati

发表于:2019-01-14 / 阅读(279) / 评论(0) 分类 VOA标准英语2014年(十一月)

KELLY MCEVERS, HOST: For millions of Americans, what they flush down the toilet goes into a septic tank. Septic tanks are convenient, but sometimes they pollute our waterways. Scientists are trying to track down that pollution with help from a federa

发表于:2019-01-17 / 阅读(48) / 评论(0) 分类 2017年NPR美国国家公共电台5月

矿山回填 oil residue recuperation 残油回收 radioactive waste management 放射性废物管理 recycled materials 回收的材料 recycling 回收 reuse of materials 材料再利用 sanitary landfills 卫生填埋 sea outfall 海洋排泄口 s

发表于:2019-02-18 / 阅读(52) / 评论(0) 分类 实用英语