氧化锰; 锰氧化合物; 锰氧化物

SSS 2008-06-10

This is Scientific American's 60-Second Science, I am Cynthia Graber. This'll just take a minute. It might look and even feel like paper, but a new material created by scientists at MIT is designed to be an oil spill super-absorber. This technology d

发表于:2019-01-08 / 阅读(62) / 评论(0)

Scientific American(六)月

SSS 2012-07-17

This is Scientific American -60 seconds science. Im Cynthia Graber. This will just take a minute. A coal mine can degrade its local environment. But fungus may inadvertently help clean up the mine with its own waste products. Researchers worked with

发表于:2019-01-08 / 阅读(66) / 评论(0)

Scientific American(七)月

SSS 2012-07-16

This is scientific Americans 60 second science,I'm Cynthia Graber.This will just take a minute.A coal mine can decrease the local environment but a Fungi may indivertantly help cleanup the mine with its own waste products. Researchers worked with the

发表于:2019-01-08 / 阅读(88) / 评论(0)

Scientific American(七)月

杏仁虽然健康又好吃，吃多了也会要命哦！

Here are 7 health problems from eating too many almonds! 以下是吃太多杏仁会导致的7种健康问题！ 1.Kidney Stones 肾结石 Certain diets and foods can make people more prone to kidney stones, especially diets high in oxalates. This is

发表于:2019-02-07 / 阅读(48) / 评论(0)

英语美文

夏说英语新闻晨读第289期:新型汽油发动机

本期内容： One of the world's largest automotive firms has hailed a technological breakthrough for the petrol engine, in an engineering twist for an industry racing to embrace the electric car. Japanese car manufacturer Mazda claims to have desi

发表于:2019-02-13 / 阅读(34) / 评论(0)

夏说英语新闻晨读

【英语时差8,16】瓶装雨水

Don comes up with another entrepreneurial venture, but Yael straightens him out just in time. [Thunder] Y: What are you doing outside, Don? It's about to rain. D: I'm setting up bottles. Y: I can see that. But why? D: For my new business venture: bot

发表于:2019-03-06 / 阅读(93) / 评论(0)

英语时差8，16

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学英语单词

absorption of shock

access failure

ACRIDIIDAE

advance on subscription

air-tester

aligote

allocation to the lowest tenderer