单词：immune mechanism
单词：immune mechanism 相关文章
[00:06.79]Jane works at the Center for Disease Control and prevention [00:12.12]as a disease detective. [00:15.46]Listen to the tape and answer the questions. [00:19.91]The Diseases detective. [00:23.46]Jane is one of the experts at the Center for Di
人教全日制普通高中英语（必修）高二
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. The plague is most famous for killing tens of millions of people all over Europe in the 1300s. Plague is caused by the bacteria Yersinia pestis. And th
Scientific American(八)月
He is immune to chickenpox, he had it as a child. 他对水痘免疫，他小时候就得过了。 immune表示免疫的，immune system就是指身体的免疫系统；而对...有免疫力就用be immune to...这个词组。
蒋健棠英语实用句子
Feeling down? Youre not alone. If depression seems pretty common, it is. One in every ten adults suffers from depression. And thats what has scientists puzzled. If depression is a detrimental condition, why is it so rampant in the population? Some sc
英语听力文摘 English Digest
1. It helps with addiction control 1.锻炼有助于控制癖嗜 The brain releases dopamine, which responds to any form of pleasure, be it sex, drugs, alcohol or food. Some people become addicted to dopamine and substances that produce itespecially
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It's time for a new year and a new you, but perhaps your heart is not in it this time around. Maybe you're jaded from too many failed New Year's resolutions, or maybe you're just not feeling motivated these days. Here are a few reasons why you may no
英语阅读理解
HIV Vaccine Research 艾滋病疫苗研究 Two years ago, Jason Brenchley took part in an HIV vaccine trial sponsored by the U.S. National Institutes of Health. An NIH researcher himself, Mr. Brenchle
VOA2005（上）--环境科学探索
You want to know the secret to success? Here it is: 你想知道成功的秘诀吗？下面我就告诉你： Believe in yourself so much, that no one else can tell you otherwise. 要足够相信自己，这样就没有人能对你指手画脚了。
轻松英语
VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Bob Doughty. VOICE TWO: And I'm Barbara Klein. This week, we talk about a sickness called lupus and other autoimmune diseases. Autoimmune diseases affect the immune system the body's
VOA慢速英语2009年（四）月
Researchers have developed an improved version of the smallpox vaccine that can be combined with a vaccine against anthrax. The dual vaccine represents a significant scientific achievement as well as a possible improved defense against biological att
VOA标准英语2010年(十)月
Study: Immune System Weakens in Space During the final flight of the US space shuttle Atlantis in the summer of 2011, one of the most important pieces of scientific cargo on board was a medical experiment designed to test how the human immune system
VOA标准英语2013年(四月)
今天分享的是柠檬水的妙用。 重点词汇 immune system 免疫系统; potassium n.化钾; freshen vt.使新鲜; 使清爽，使有精神，把（自己）盥洗一番; 1. Gives your immune system a boost. 2. Excellent source of potassium.
卡卡课堂早餐英语
1. It's medical. 身体原因。 Check with your doctor to see if the reason for your lethargy is medically related. Perhaps you're depressed or low on iron there are plenty of medical conditions that can cause you to be too tired to be motivated, so
英语美文
今天我们要学的词是immune。Immune, 的意思是免疫的，比如，immune system就是指免疫系统， immune disease则是免疫系统疾病。Immune还可以指免除的,不受影响的. Apple's OS X, which has long been considered immu
英语单词荟萃
Developing countries in Africa are bracing for serious setbacks in their economies. One of the countries that may feel the effects of the downturn more acutely than others is Kenya, which suffered months of political unrest earlier this year. VOA Co
VOA标准英语2008年（十月）
Science and technology 科学技术 Social status and health 社会地位与健康 Misery index 贫困指数 Low social status is bad for your health. Biologists are starting to understand why 社会地位低对身体不好，生物学家开始理解此
经济学人科技系列
原来孤独真的会损害健康 New research suggests that there is a direct biological link between being lonely and ill health, the LiveScience website reported. John Cacioppo of University of Chicago has found that loneliness is tied to hardenin
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微笑面对自己的理由（上） 1. Smiling makes us attractive。 We are drawn to people who smile. There is an attraction factor. We want to know a smiling person and figure out what is so good. Frowns, scowls and grimaces all push people away
实用英语
4 Secrets To Never Getting Sick 从不生病的4个小秘密 Ever wonder why you always seem to come down with a life-interrupting virus this time of year, while other women you know sail through the seasons sniffle-, cough-, and ache-free? 有没有想
实用英语
He wanted Amelio to help him return to Apple as the CEO. 他想让阿梅里奥帮助他回到苹果担任CEO。 There's only one person who can rally the Apple troops, Jobs said, only one person who can straighten out the company. 只有一个人可以
乔布斯传