[化] 水质监视

Inventors Win Award for Machine that Creates Water from Air

Water is a necessary resource for the health and survival of living things. But the availability of fresh water is decreasing for much of the worlds population. The United Nations estimates that about 3.6 billion people currently live in areas that f

发表于:2018-12-08 / 阅读(43) / 评论(0)

2018年VOA慢速英语(十)月

英语听力：自然百科死海岸边的致命沙洞

The Dead Sea is the lowest point on earth and runs more than 50 miles in length and stretches 11 miles across its wildest point, bordering Israel, The West Bank and Jordan. Large sections of the coast are fenced off and sign posted in Hebrew and Engl

发表于:2019-01-22 / 阅读(33) / 评论(0)

自然百科2009年

AGRICULTURE REPORT - Simple Ways to Protect Water Quality

AGRICULTURE REPORT - Simple Ways to Protect Water Quality By Mario Ritter Broadcast: Tuesday, July 26, 2005 I'm Barbara Klein with the VOA Special English Agriculture Report. Afghans wash carrots in d

发表于:2019-01-30 / 阅读(67) / 评论(0)

农业与发展

北京遭雾霾持续侵袭未来几天恐持续

Beijing will experience five days of poor air quality partly caused by heating systems being turned on, officials announced on Tuesday. 有关官员在周二表示，由于冬季供暖开始，未来5天北京的空气质量将比较差。 Pollution

发表于:2019-02-03 / 阅读(87) / 评论(0)

英语新闻

Lawmakers propose banning arbitrary environmental monitoring

BEIJING, Dec. 28 (Xinhua) -- Chinese lawmakers on Friday suggested formulating an environmental monitoring law to prohibit disorderly, arbitrary monitoring of the environment. China lacks a special law or regulation on the management of environmental

发表于:2019-02-08 / 阅读(63) / 评论(0)

英语新闻

CCTV9英语新闻：中国的环境退化

To talk more about China's environmental protection targets, we have Wu Changhua, the Greater China Director of the Climate Group. But before we start, let's take a look at a set of numbers to have a clearer picture of how bad the environment is. Air

发表于:2019-02-18 / 阅读(130) / 评论(0)

cctv9英语新闻2015年

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学英语单词

biochemical gas-genous stage

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