锰矿渣

新概念英语第三册lesson 52 Mud is mud

Lesson 52: Mud is mud 实事求是 Listen to the tape then answer the question below. 听录音，然后回答以下问题。 Why did Harry decide to give up his little game? My cousin, Harry, keeps a large curiously-shaped bottle on permanent display

发表于:2018-12-08 / 阅读(497) / 评论(0)

新概念英语第三册

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(63) / 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(49) / 评论(0)

英语美文

加州英语分级G4 The Mud Monster 01

图片1 图片2 图片3

发表于:2019-03-02 / 阅读(164) / 评论(0)

加州英语分级G4

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学英语单词

automated direct analog computer

avalanche photodiode(apd)