乙基亚磷酸

VOA标准英语2010年-Computer Model Helps Minimize Water Po

The US Environmental Protection Agency lists stormwater as the primary cause of water pollution in the United States. Roads, shopping centers and housing developments are generally seen as enhancing a community's quality of life. But they can also di

发表于:2019-01-07 / 阅读(35) / 评论(0)

VOA标准英语2010年(八)月

VOA慢速英语2015 撒哈拉沙漠的尘土吹到亚马逊雨林

AS IT IS 2015-03-15 Saharan Dust Feeds Amazon Rainforest 撒哈拉沙漠的尘土吹到亚马逊雨林 Large clouds of dust blowing off the Sahara desert can easily be seen from space. Joseph Prospero is with the University of Miami in the United Sta

发表于:2019-01-12 / 阅读(33) / 评论(0)

2015年VOA慢速英语(三)月

芬兰分析发现波兰磷泄漏流入波罗的海

HELSINKI, July 17 (Xinhua) -- A waste stack near the coast of the Baltic Sea is leaking considerable amount of phosphorous to the sea waters, Finnish environment ministry said on Wednesday. The Finnish Environmental Institute took samples from two ph

发表于:2019-02-08 / 阅读(38) / 评论(0)

英语新闻

万物简史第225期:把铅撵出去(14)

By counting back through these layers and measuring the amount of lead in each, he could work out global lead concentrations at any time for hundreds, or even thousands, of years. The notion became the foundation of ice core studies, on which much mo

发表于:2019-02-17 / 阅读(59) / 评论(0)

万物简史

万物简史第213期:把铅撵出去(2)

Lead is a neurotoxin. Get too much of it and you can irreparably damage the brain and central nervous system. Among the many symptoms associated with overexposure are blindness, insomnia, kidney failure, hearing loss, cancer, palsies, and convulsions

发表于:2019-02-17 / 阅读(53) / 评论(0)

万物简史

TED演讲获奖青少年,科技在行动(1)

If you were going to a restaurant and wanted a healthier option, 如果你去饭店，你想吃得健康一点， which would you choose, grilled or fried chicken? 你会选择哪种食品呢，烤鸡还是炸鸡？ Now most people would answer grill

发表于:2019-02-21 / 阅读(68) / 评论(0)

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