单词：detectable contamination
单词：detectable contamination 相关文章
Friday, December 1st marks the 30th World AIDS Day. 这个周五的12月1日是第三十届世界艾滋病日。 One aim of the event is to show support for people living with HIV, the virus that causes Acquired Immune Deficiency Syndrome, or AIDS. A
2017年VOA慢速英语(十一)月
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
新概念英语第四册
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
When it came to the second round of tests, Dr Golle found that the personalities of those who had gone to university had changed not a statistically detectable jot. 在第二轮测试时，Golle博士发现那些去读大学的人，他们的性格变化
经济学人科技系列
That was intriguing enough for them to be awarded a chunk of coveted observing time on the Hubble Space Telescope, to take a closer look. 这对他们来说足够令人着迷，因为他们可以获得大量观测时间，用哈勃空间望远镜进行
经济学人科技系列
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
This is Scientific Americans 60 second Science, I am Cynthia Graber, This will just take a minute. Scientists are looking for Earth-like planets around other stars. But one way to limit the search can be to figure out where an Earth-like planet canno
Scientific American(五)月
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
美联社新闻一分钟2006
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
Getting Tested Is First Step In Controlling HIV/AIDS 去做检查是控制艾滋病的第一步 From VOA Learning English, this is the Health Lifestyle report. 这里是美国之声慢速英语《健康与生活》节目。 The International AIDS Con
2016年VOA慢速英语(七)月
Show me what you gonna do. Show me what you gonna do. 让我们看看你要做什么 让我们看看你要做什么 That's right. Mr. Goal is on later.We'll talk about how much we love Mr. Goal. Ha. 好吧 待会再聊目标先生 我们来谈谈我们
艾伦脱口秀
Science and technology 科学技术 Astrochemistry 天体化学 The great test tube in the sky 空中的大试管 Space is one big chemistry set 宇宙是一个很大的化学装置 MOST people think of the empty space between the stars as being, wel
经济学人科技系列
Children who spend large amounts of time with their fathers have higher IQs, according to a new study. 一项新研究显示，经常与父亲在一起的孩子智商更高。 Strong fatherly involvement in their early life can also improve a child's
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20 Small World 第二十章 小生物的世界 It's probably not a good idea to take too personal an interest in your microbes. 要是你对身边的微生物过于在意，这很可能不是个好习惯。 Louis Pasteur, the great French chemist and
万物简史
Science and technology 科学技术 Medical technology 医学技术 Skin deep 肌肤之下 A better way to diagnose skin cancers 诊断皮肤癌的更好方法 DERMATOLOGISTS are good at spotting unusual bits of skin that might or might not be cancer
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TOKYOStrong aftershocks continued to rattle Japan main's southern island of Kyushu on Sunday as rescuers confronted harsh weather in a race to rescue dozens of people believed still trapped under collapsed buildings. At least 41 people have died, six
英语新闻
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
英文语法词汇
Science and technology 科学技术 Forensic zoology 法医动物学 The elephant in the room 房间里的大象保护大象，刻不容缓！ Dating ivory has just become easier. Poachers beware 确定象牙年代已变得更容易了，偷猎者们要
经济学人科技系列