单词：human contamination
单词：human contamination 相关文章
Lesson 38 Water and the traveller 水和旅行者 First listen and then answer the following question. 听录音，然后回答以下问题。 What does this text describe? Contamination of water supplies is usually due to poor sanitation close to wat
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环境问题一直雅思口语中经久不衰，比如近水之地、家乡可改变的地方、你关注的环境问题等等...下面雅思频道就为同学们整理了环境问题相关的词汇，希望同学们可以用到雅思口语话题中，
雅思英语
This is Scientific Americans 60-Second Science. Im Adam Hinterthuer. Got a minute? Youve probably heard about mercury contamination in fish. But a new study says that the toxin has climbed out of the water. Researchers from the College of William Mar
Scientific American(四)月
星级典句： 第一句：You may have another certificate showing the goods to be free from radioactive contamination. 你们要开具另一份证明书，以证明货物没有受放射线污染。 A: Mr. White, any other requirements? 怀特先生，
天天商务口语
污染物 aerosols气溶胶 / 气雾剂 agricultural wastes农业废物 asbestos石棉 commercial noise商业噪音 composite pollution混合污染 dioxins二恶英 hazardous substances危险物质 hazardous wastes危险废物 heavy metals重金属 h
英文语法词汇
1. Washington is not looking for a graceful exit from the Iraq war. This assurance comes from President Bush in a private meeting Thursday with Iraqi leader Nouri al-Maliki. During the meeting, Maliki
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AS IT IS 2015-03-23 Would You Eat Food from Fukushima? 你会吃来自福岛的食物吗? Thousands of delegates from around the world gathered this month in northeast Japan for a United Nations conference on disaster relief. Four years ago, the area
2015年VOA慢速英语(三)月
A small but growing market exists on the internet for human breast milk. Now a study finds that buyers should really be aware: some purveyors(供货商) of breast milk appeared to be adulterating(掺加) their product with cows milk. Such bovine(牛的
2015年Scientific American(四)月
Katia: So, Enam, let's talk about environmental problems of our countries. In Bangladesh, what is an environmental problem? Enam: Actually, we have a lot of environmental problems in Bangladesh but mainly I'd say the soil contamination is quite bad,
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每一日你所付出的代价都比前一日高，因为你的生命又消短了一天，所以每一日你都要更积极。今天太宝贵，不应该为酸苦的忧虑和辛涩的悔恨所销蚀，抬
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