新沉积物

地球？火球？

It's a slow drip, but it's melting glaciers and we are to blame. That's according to a new research which finds the earth is now the hottest since it has been in 400 years and potentially the last 200

发表于:2018-12-11 / 阅读(32) / 评论(0)

万花筒2006年

SSS 2008-09-24

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Theres a Native American site in Ohio that appeared to be a fort. But recent discoveries by archaeologists at the University of Cincinnati show thats n

发表于:2018-12-24 / 阅读(61) / 评论(0)

Scientific American(九)月

SSS 2010-04-09

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This'll just take a minute. As scientists delve deeper beneath the oceans surface, they find bizarre creatures that have adapted to harsh and extreme environments. Now comes a new o

发表于:2019-01-08 / 阅读(50) / 评论(0)

Scientific American(四)月

托福阅读:在阅读中感受文章风格的不同

托福阅读:在阅读中感受文章风格的不同 1、托福阅读文章来源于哪里? 所有的托福阅读文章都是语言枯燥无味、措词准确精妙、风格独树一帜。因为所有的托福阅读文章都选自美国的大中学校的

发表于:2019-01-18 / 阅读(28) / 评论(0)

托福英语

澳科学家警告海平面上升问题

CANBERRA, Oct. 14 (Xinhua) -- Australian scientists have made the alarming discovery that sea levels have risen more in the past century than at any other comparable period in the past 6,000 years. Researchers from the Australian National University

发表于:2019-02-06 / 阅读(34) / 评论(0)

英语新闻

万物简史第507期:丰富多彩的生命(3)

We wandered through a confusion of departments where people sat at large tables doing intent, 我们漫步穿过一个又一个部门，只见人们坐在大桌子跟前， investigative things with arthropods and palm fronds and boxes of yellowed bo

发表于:2019-02-13 / 阅读(42) / 评论(0)

万物简史

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automatic disconnection of supply

automatic stacker storage systems

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