n. 滇南赤车

The Secret Life of Roots

The Secret Life of Roots Plant roots are important to life on earth. Roots take in water and nutrients that the plant needs to live and grow. They also help secure plants in dirt to prevent erosion - the breakdown of soil by natural forces. Roots are

发表于:2018-12-16 / 阅读(43) / 评论(0)

2015年VOA慢速英语(九)月

NPR 2009-01-02

Israel and Hamas continued their battle in Gaza today. Militants fired more rockets into Israel and Israeli fighter jets bombarded Hamas targets, including a Hamas leader who was killed along with a dozen others. NPR's Eric Westervelt reports. Nizar

发表于:2018-12-17 / 阅读(56) / 评论(0)

2009年NPR美国国家公共电台1月

SSS 2008-04-28

This is Scientific American's 60-Second Science. I'm Chirisopher Intagliata, got a minute? But mum, that's not fair! sound familiar? Even as children we hate getting gypped, whether it's fewer slices of pizza or lousy presents from Santa. More surpri

发表于:2018-12-24 / 阅读(55) / 评论(0)

Scientific American(四)月

PBS高端访谈:总统候选人该如何解决日益上涨的大学成本

JUDY WOODRUFF: There was fresh evidence today of just how expensive college has become and how fast student debt is piling up. It came in the latest look at the bill that comes due once diplomas are handed out. The numbers are more daunting than ever

发表于:2018-12-31 / 阅读(38) / 评论(0)

PBS访谈商业系列

60秒科学:King Tut's Tough Life

King Tut's Tough Life New analysis of the mummy of King Tut, published in the Journal of the American Medical Association, shows that the boy king had severe bone disease and malaria. Christopher Intagliata reports The Journal of the American Medical

发表于:2019-01-02 / 阅读(88) / 评论(0)

60秒科学

英语歌曲:Accidentally in Love 意外相爱

Accidentally in Love Counting Crows So she said what's the problem baby 她问我发生了什么事， What's the problem I don't know 我也不知道是怎么了。 Well maybe I'm in love (love) 也许我坠入了情网。 Think about it every time 无

发表于:2019-01-10 / 阅读(39) / 评论(0)

英语歌曲收藏之一

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