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VOA慢速英语--印度创企发明肥皂笔培养儿童洗手好习惯

Soap Invented by Indian Women May Save Lives One of the easiest ways to stop the spread of disease is to simply wash your hands. Twenty seconds of handwashing with soap and water can reduce illnesses and save lives. But, many people, especially child

发表于:2018-12-16 / 阅读(38) / 评论(0)

2018年VOA慢速英语(十)月

SSS 2011-08-31

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Handwashing is the best way to avoid spreading infection, according to the CDC. But doctors, nurses and hospital staff wash up less than half as often as they

发表于:2018-12-24 / 阅读(41) / 评论(0)

Scientific American(八)月

SSS 2008-10-15

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? October 15th is Global Handwashing Day. And public health officials are hoping to highlight hygiene concerns across the globe. One country that needs a hand with was

发表于:2019-01-08 / 阅读(57) / 评论(0)

Scientific American(十)月

VOA慢速英语 2008 1015a

This is the VOA Special English Health Report. Wednesday, October fifteenth, is the first Global Handwashing Day. Activities are planned in more than twenty countries to get millions of people in the developing world to wash their hands with soap. F

发表于:2019-01-11 / 阅读(33) / 评论(0)

VOA慢速英语2008（十）月

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学英语单词

-n't

agricultural production function

Alfenta

appearance of forests

atrophie blanche en plaque