酶模型

enzyme model的用法和样例：

例句

The catalytic activity of model complexes was examinated for the oxidation of low hydro carbons with tert butylhydroperoxide under gentle condition.用叔丁基过氧化氢作氧化剂，研究了单加氧酶模型化合物对低碳烷烃和烯烃在温和条件下氧化的催化活性。

美容时尚英语:战胜黑眼圈

Combat Dark Under Eye Circles 01 战胜黑眼圈 01 对付黑眼圈的方法土豆泥能够减轻黑眼圈。土豆含有邻苯二酚酶，化妆品中用它作为美白皮肤的物质。把一个土豆在食物加工机中绞碎，然后将生土豆泥包裹在一块奶酪布里。把包有土豆泥的布敷在眼睛下方，持续15至20分钟

发表于:2018-12-05 / 阅读(211) / 评论(0)

美容时尚英语

男人的生物钟

Have you ever thought about your biological clock? Never! No. Men don’t have to think about that. Men may not think about their biological clocks, but they should. There are some men whose biologica

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万花筒2006年

Anti-Aging Research

By Nancy Steinbach Broadcast: September 24, 2003 This is Phoebe Zimmermann with the VOA Special English Health Report. For many years, researchers have been studying ways to extend life and to improve

发表于:2018-12-15 / 阅读(150) / 评论(0)

VOA2003（下）-环境与健康

Plastic-Eating Worms May Cut Pollution

Researchers may have found an unusual way to reduce plastic pollution, one bite at a time. It turns out that the common wax worm can eat plastic. Also known as the Galleria mellonella, these worms may help reduce the waste caused by plastic bags. Eac

发表于:2019-01-02 / 阅读(146) / 评论(0)

2017年VOA慢速英语(五)月

VOA慢速英语2017--烤吐司会致癌吗？

From VOA Learning English, this is the Health Lifestyle report. Many Americans have toasted bread first thing in the morning. For some, the morning meal also includes hash browned potatoes. Or later in the day, they might enjoy potato chips or crispy

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2017年VOA慢速英语(三)月

为什么坐办公室会加速衰老?

办公室的环境会加速衰老,这是什么原因造成的呢?下面的双语美文会告诉我们答案. 1 We all know that hectic office environments can increase stress levels and deplete our immune systems but did you know that your desk could

发表于:2019-01-03 / 阅读(109) / 评论(0)

实用英语

SSS 2008-10-06

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Germanys Harald zur Hausen and Frances Luc Montagnier and Francoise Barre-Sinoussi share the 2008 Nobel Prize in Physiology or Medicine, awarded October 6th. Barre-Sin

发表于:2019-01-08 / 阅读(160) / 评论(0)

Scientific American(十)月

SSS 2009-04-14

This is Scientific American's 60-Second Science. I'm Christie Nicholson . Got a minute? Altruism poses a problem for the theory of survival of the fittest. If we help others at a cost to ourselves, nice-guy behavior should die out, because we are giv

发表于:2019-01-08 / 阅读(167) / 评论(0)

Scientific American(四)月

SSS 2009-03-10

This is Scientific American's 60-Second Science. I'm Christie Nicholson. This will just take a minute. So check this out: Hi my name is Adi Rajagopalan, I'm going on 18 in a few days, and my project was Modelling Synergistic Cellulolytic-Hemicellulol

发表于:2019-01-08 / 阅读(128) / 评论(0)

Scientific American(三)月

TED演讲:我们为什么要排气(3)

At the same time, methanogens can use hydrogen and carbon dioxide produced by other bacteria to generate methane, 同时，产甲烷菌可以使用其他细菌产出的氢和二氧化碳以生成甲烷， which can reduce the total volume of gas by u

发表于:2019-01-17 / 阅读(153) / 评论(0)

TED演讲教育篇

男女通用避孕药即将问世

A contraceptive pill that could be taken by men as well as women could be on the horizon. 一种男女通用的避孕药即将问世。 A breakthrough in the understanding of the biology of sperm could lead to a unisex version of the Pill, US governm

发表于:2019-01-19 / 阅读(219) / 评论(0)

实用英语

【英语语言学习】红酒可以延缓衰老？

This is SCIENCE FRIDAY, I'm Ira Flatow. Here's some news to raise a glass to: the idea that red wine may help us live longer and healthier lives. Well, it got a new boost this week. According to a team of researchers, a compound found in the skin of

发表于:2019-01-24 / 阅读(268) / 评论(0)

英语语言学习

经济学人127:癌症预防灵丹妙药

Technology Prevention of cancer Wonder drug 科技癌症预防灵丹妙药 Aspirin continues to amaze 阿司匹林：继续给你惊喜 FOR thousands of years aspirin has been humanity's wonder drug. 阿司匹林作为人类的特效药实际上已存

发表于:2019-01-26 / 阅读(141) / 评论(0)

经济学人商业系列

生活大爆炸第四季第六集_2

生活大爆炸第四季第六集_2 剧情简介： The Big Bang Theory是一部以科学天才为背景的情景喜剧.四位科学天才分别是:可爱善解人意的Leonard,高智商零情商的Sheldon,会六国语言的 Howard Wolowitz,以及患有

发表于:2019-01-28 / 阅读(132) / 评论(0)

生活大爆炸第四季

办公室隐藏的“岁月杀手”

看似简简单单的办公室其实危机四伏。皮肤病专家们揭示，在我们的日常办公环境中，隐藏着许多加速皮肤衰老的岁月杀手。让人意想不到的是，电话座机、电脑屏幕、办公位置等很多因素都

发表于:2019-02-01 / 阅读(172) / 评论(0)

实用英语

能够帮你提高记忆力的7种食物

发表于:2019-02-01 / 阅读(230) / 评论(0)

实用英语

八种食物你的胃“伤不起”

八种食物你的胃伤不起从理论上讲，人们应该可以消化放到嘴里的任何类型的食物。但是食物处理和加工方式的变化(如油炸)以及生活方式的变化(如久坐不动)意味着我们的胃并不总能很好地

发表于:2019-02-18 / 阅读(177) / 评论(0)

实用英语

女性多吃豆类男性多吃鱼

Women who ate soy regularly as children have a lower risk of breast cancer, American researchers report. And men who eat fish several times a week have a lower risk of colon cancer, a second team of researchers have told the American Association for

发表于:2019-02-18 / 阅读(196) / 评论(0)

阅读空间

New Business Model Redefines Giving

An increasingly popular business model lets participating companies give to charity while making a profit. But the approach is blurring the lines between for-profit and not-for-profit organizations and raising questions about the real drivers behind

发表于:2019-02-19 / 阅读(206) / 评论(0)

英语新闻

2018年CRI Scientists engineer mutant enzyme which eats plastics quickly

An international group of scientists has engineered an enzyme which they say will be able to eat some of the most common plastic. It's being touted as a possible way to fight pollution. Improvements aimed at making the enzyme work more effectively ar

发表于:2019-02-22 / 阅读(168) / 评论(0)

2018CRI中国国际广播电台

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学英语单词

automatic observatory