海水滤器

Ceramic1 Water Purifier2

Broadcast: May 5, 2003 By Jill Moss This is the VOA Special English Development Report. Each year more than two-million people die from diseases caused by drinking dirty water. That is the estimate of

发表于:2019-01-04 / 阅读(77) / 评论(0)

VOA2003（上）-社会广角

书页可以提供安全饮用水

AS IT IS 2015-08-28 Book Pages Could Provide Safe Drinking Water 书页可以提供安全饮用水 The expression a thirst for knowledge may soon have a new meaning for millions of people who have no way to get clean water. Researchers have developed

发表于:2019-01-12 / 阅读(47) / 评论(0)

2015年VOA慢速英语(八)月

2007年VOA标准英语-Water Filter Wins Developer Engineering Prize

By Tabinda Naeem Washington, D.C. 21 May 2007 Two years ago, the National Academy of Engineering established the Grainger Challenge Prize for Sustainability. This $1 million award was designed to challenge the world's scientists to develop a practica

发表于:2019-02-03 / 阅读(92) / 评论(0)

2007年VOA标准英语（五月）

新西兰英语 385 Christchurch water

A number of wells providing water for Christchurch city were damaged during the September 4th earthquake. Christchurch residents are fortunate. The water that comes out of taps in peoples homes is pure and natural because it comes from under the grou

发表于:2019-02-04 / 阅读(38) / 评论(0)

新西兰英语

经济学人231:清洁水源 Clean water

Clean water 清洁水源 Silver threads of life 生命的银丝带 A water filter that kills bacteria, rather than just removing them 新滤水器能够消灭细菌，而不单单是排除细菌 MORE than a billion people lack clean waterand in most

发表于:2019-02-17 / 阅读(69) / 评论(0)

经济学人综合

英语听力—环球英语 1150 Clean Water, Healthy Economy

Voice 1 Welcome to Spotlight. Im Adam Navis 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 Todays Spotlight is on a new inventio

发表于:2019-02-21 / 阅读(45) / 评论(0)

环球英语 Spotlight

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a living dictionary

acute essential edema