单词：ethylalcohol
ethylalcohol的用法和样例：
例句
- There are hydroxyls in ethylalcohol molecules which can react with sedimentary silica.实验证明,乙醇分子中存在的羟基可以和沉淀二氧化硅发生作用。
单词：ethylalcohol 相关文章
I hate alcohol. I really dont understand how or why people drink it. The smell of alcohol on peoples breath is disgusting. Its expensive and it gives you a bad headache. I drank when I was much younger, but I havent touched a drop for years. I hated
纯正英语一分钟
I hate alcohol. I really dont understand how or why people drink it. The smell of alcohol on peoples breath is disgusting. Its expensive and it gives you a bad headache. I drank when I was much younger, but I havent touched a drop for years. I hated
听一分钟英文-A
Broadcast: Jan 29, 2003 By Jerilyn Watson This is the VOA Special English Health Report. A new study says drinking beer, wine or other alcoholic drinks several times a week can help prevent heart atta
VOA2003（上）-健康资讯
Breast cancer is the most common form of cancer in women. Hundreds of thousands of new cases are identified worldwide every year. Now, one of the largest cancer prevention studies of its kind has reported some sobering findings. Just one alcoholic dr
2017年VOA慢速英语(六)月
AS IT IS 2014-05-25 Scientists Search for New Ways to Stop Mosquitoes 科学家们寻找新的方法来对付蚊子 The sound of a mosquito can mean trouble in many parts of the world. The bite of a mosquito can be deadly. Today, we will hear about s
2014年VOA慢速英语(五)月
Scientists have accused the alcohol industry of misleading the public over the link between alcohol and cancer. Researchers looked at the websites of 28 global organizations representing the alcohol industry, and concluded that the vast majority dist
VOA标准英语2017年(9月)
美科学家研发新一代驱蚊剂 In many regions of the world, mosquitoes are a seasonal pest. In other regions, they carry serious diseases like malaria. The World Health Organization estimates that almost 630,000 people died of malaria-related
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Podcast is sponsored from the people of American Chemistry who provide the plastics, medicines and innovations that make life modern. Learn more at americanchemistry.com. This is Scientific American's 60-Second Psych. I'm Christine Nicholson, got a m
Scientific American(七)月
A small experiment shows that mindfulness training exercises may help people who drink large amounts of alcohol. Mindfulness is a method of quietly, but fully, experiencing what is happening in the present, both in and around you. The mindfulness stu
2017年VOA慢速英语(九)月
Cup of coffee after a night on the town to sober up? Well, a mouse study finds that caffeine does not counter the intoxicating effects of alcohol. It merely masks the inebriation, which could lead to poor decisions. Because drinkers might think theyv
Scientific American(十二)月
Promising Mosquito Repellent Announced美科学家研发新一代驱蚊剂 In many regions of the world, mosquitoes are a seasonal pest. In other regions, they carry serious diseases like malaria. The World Health Organization estimates that almost 6
VOA标准英语2014年(一月)
One Police stops on police vehicle outside one Victoria's Bar. After the preparation, as necessary arrests?, this liquor drive slightly mixes. Suddenly he sees to have a young people shakely goes out from bar, spend the many figures only then finds
白领英语晨读
A High Court decision this week means that only supermarkets and bottle stores can sell alcohol. Supermarkets have been allowed to sell beer and wine since 2000. In 2001, some small convenience stores applied to the Liquor Licensing Authority (LLA) f
新西兰英语
Contrary to popular belief, alcohol does not make you warmer. It may give you the feeling that youre getting warmer, but thats just an illusion: really, alcohol makes you more susceptible to the cold. 很多人都认为喝酒可以暖身，其实这种
阅读空间
On its website, a history of the company makes no mention of leador indeed of Thomas Midgleybut simply refers to the original product as containing a certain combination of chemicals. 在它的网站上，公司的历史没有提及铅──也没有提
万物简史
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
万物简史
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
万物简史
In April, the Law Commission gave the government a report on alcohol problems in New Zealand. The report recommended 152 changes. The government now has decided to accept 126 of these recommendations. The main changes affect young people under the ag
新西兰英语
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
TED演讲教育篇
From today, it is illegal for drivers under the age of 20 to drink any alcohol at all. Previously the limit was 30mg of alcohol per 100ml of blood. Now the law says teenagers may not drink at all if they are driving. If they break this law, they will
新西兰英语