This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Sometimes its not what you eat, but when you eat it. At least when it comes to longevity diets. For some time, scientists have known that animals kept on

发表于:2018-12-02 / 阅读(86) / 评论(0) 分类 Scientific American(十二)月

Some people have more money than others. However, they're not necessarily happier. On the other hand, some people are as poor as church mice, but they are happy. In a way, these poor people are as ric

发表于:2018-12-08 / 阅读(457) / 评论(0) 分类 赖世雄初级美国英语

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. If you paid attention during high school biology, you probably remember that girls are born with all the eggs theyll ever have, whereas guys are churning

发表于:2018-12-24 / 阅读(48) / 评论(0) 分类 Scientific American(十一)月

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

发表于:2018-12-24 / 阅读(73) / 评论(0) 分类 Scientific American(八)月

This is Scientific American's 60-Second Science, I'm Steve Mirsky. Got a minute? A strain of mutant mice groom compulsively till they seriously injure themselves. The condition is considered a good animal model for OCD, and its similar to the human d

发表于:2018-12-24 / 阅读(95) / 评论(0) 分类 Scientific American(五)月

Virginia State authorities and agents from five federal law enforcement organizations raided the Leesburg, Virginia headquarters of independent presidential candidate, Lyndon LaRouche, this morning. NPR's Frank Browning reports. Three key members of

发表于:2018-12-27 / 阅读(228) / 评论(0) 分类 高级英语听力

Food is the body's fuel ,now a study finds the amount of the energy in that fuel can depend not just on it's calorie content but on how it's prepared,and the research published in the proceedings of the National Academy of Sciences could explain an i

发表于:2019-01-08 / 阅读(90) / 评论(0) 分类 Scientific American(十一)月

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? I've always thought that when I get a fever, it's my body trying to make things uncomfortable for the invading pathogen. And that's often truehigher temperatur

发表于:2019-01-08 / 阅读(103) / 评论(0) 分类 Scientific American(十一)月

英语六级考试语法:名词复数的不规则变化 规则变化的复数名词有以下几种构成法。 构成方式 举例说明 构成法1: 改变内部母音字母。 footfeet toothteeth manmen womanwomen mousemice 构成法2: 加字尾en或

发表于:2019-01-17 / 阅读(56) / 评论(0) 分类 大学四六级阅读

People born in the winter are more likely to suffer mental health disorders, according to a recent study carried out by researchers at Vanderbilt University in Tennessee。 Researchers raised baby mice from birth to weaning in either summer light cyc

发表于:2019-01-23 / 阅读(83) / 评论(0) 分类 阅读空间

At that moment several mice were seen running up as fast as their little legs could carry them, 在这时候,好几只田鼠气喘吁吁地跑过来, and when they saw their Queen they exclaimed: 当它们发现了皇后,喊着: Oh, your Maje

发表于:2019-01-26 / 阅读(66) / 评论(0) 分类 绿野仙踪.The.Wizard.Of.Oz

Dorothy came to meet them and thanked the little mice warmly for saving her companion from death. 多萝茜上前来迎接它们,热情地感谢小田鼠们,因为它们从死里救活了她的朋友。 She had grown so fond of the big Lion she w

发表于:2019-01-26 / 阅读(59) / 评论(0) 分类 绿野仙踪.The.Wizard.Of.Oz

Todd: OK, Now, Anna, you were telling a cute story about a special gift you gave your husband. Anna: Yes. Well, our first Valentine's day, I wanted to give John a very unique gift, so I remembered that he used to have an iguana, so I thought he liked

发表于:2019-01-30 / 阅读(68) / 评论(0) 分类 英语访谈对话

减肥的方法有很多种,比较常见的减肥方法有做运动,节食,吃减肥药等,近日在科学家的研究中发现绿茶也有助于减肥,一起来看看吧! The benefits of green tea might include blocking fat and keeping e

发表于:2019-02-01 / 阅读(71) / 评论(0) 分类 阅读空间

Rodents and Insects commis: What is the problem? What is the matter (1) ? What is wrong (2) ? chef: There are (3) rodents in the kitchen. There are rats in the kitchen. There are mice (4) in the kitchen. There are insects in the kitchen. There are co

发表于:2019-02-15 / 阅读(66) / 评论(0) 分类 英文语法词汇

Science and technology 科学技术 Animal testing 动物实验 Be nice to mice 善待小鼠 and they may return the favour 或许它们会报以恩情 ONLY one drug of every ten successfully tested in laboratory animals ends up working in people. 在动

发表于:2019-02-16 / 阅读(79) / 评论(0) 分类 经济学人科技系列

Reporter: Keeping track of carbohydrate intake, monitoring blood-sugar levels, and injecting insulin is a never-ending cycle for diabetics trying to stay healthy. Labs at Harvard University and MIT have realized major advances in engineering to maint

发表于:2019-02-18 / 阅读(153) / 评论(0) 分类 英语新闻

LONDON, July 29 (Xinhua) -- By changing some particular brain chemicals lab mice would become hyperactive and sleep for just 65 percent of their normal time, according to a study released Wednesday by the Imperial College London. The chemicals, hista

发表于:2019-02-18 / 阅读(59) / 评论(0) 分类 英语新闻

The early bird gets the wormand may avoid skin cancer. Because a new mouse study suggests that, for humans, tanning in the mornings may be less likely to permanently damage DNA and cause skin cancer. 早起的鸟儿有虫吃,当然也能避免皮肤癌

发表于:2019-02-21 / 阅读(52) / 评论(0) 分类 托福英语

LESSON 27 THE OWL 第二十七课 猫头鹰 The owl is called thebird of night. 猫头鹰被称作夜之鸟。 The light of day is too strong and too bright for his eyes. 白天的光对它们的眼睛来说太强、太亮。 So he sits all day long

发表于:2019-03-05 / 阅读(116) / 评论(0) 分类 英国语文第一册