Everyfall, you need a new flu shot. Let's consider these vaccines training ourimmune system, the recognize specific strains of flu. Identifying by two protein on the virus coat, hem agglutinin(血细胞凝集素) and neuraminidases(神经氨酸酶).

发表于:2018-12-02 / 阅读(88) / 评论(0) 分类 Scientific American(十二)月

Once, long ago in a land far away, there lived four little characters who ran through a maze looking for cheese to nourish them and make them happy. Two were mice named Sniff and Scurry and two were little people beings who were as small as mice but

发表于:2018-12-06 / 阅读(111) / 评论(0) 分类 谁动了我的奶酪

AS IT IS - A discovery that could save the lives of millions of newborns Welcome to AS IT IS, from VOA Learning English. Im Christopher Cruise. Today, its all about saving babies and preventing pregnancy Kelly Jean Kelly will report on a discovery th

发表于:2018-12-07 / 阅读(45) / 评论(0) 分类 2013年VOA慢速英语(三)月

Heidi, Animal Lover Y: 大家好,这是杨晨。欢迎到美语咖啡屋。 J: Hello everyone! I'm Jody! Welcome to American Cafe. Y: Jody, 你有没有听到什么奇怪的声音? J: What noise?

发表于:2018-12-19 / 阅读(123) / 评论(0) 分类 美语咖啡屋

Called grass hopper mice have an unusual favorite food. Not grass hopper, no, they really like scorpions. You can see theproblem. But the mice shrug off any scorpion things(stings).And the new study shows how. Researcher injected common house mice of

发表于:2018-12-24 / 阅读(79) / 评论(0) 分类 Scientific American(十)月

Its important to trust your gut because the stomach and the food put into it can influence the entire body. For example a new study finds that mice that eat lots of fiber have stronger resistance against asthmatic attacks. For two weeks, let mice eat

发表于:2018-12-24 / 阅读(55) / 评论(0) 分类 2014年Scientific American(一)月

Looking for a diet that will help you burn the fat? Consider the chilli. Because ? the chemical compound that gives chilli peppers their kick, appears to prevent weight gain in mice that are fed with a high-fat diet. The finding was presented at the

发表于:2018-12-24 / 阅读(65) / 评论(0) 分类 2015年Scientific American(二)月

核心句型: When the cat's away, the mice will play. 山中无老虎,猴子称霸王。 When the cat's away, the mice will play.直译过来就是:猫儿不在家,耗子就会出来活动,这个短语的正确意思是:山中无老虎,猴

发表于:2018-12-31 / 阅读(66) / 评论(0) 分类 轻松日记商务职场篇

But anyway, the key stuck, and was a great inconvenience to anyone trying to play the piano. 不管怎样,反正那个琴键是滞住了,这对任何来试弹这架钢琴的人来说,都非常的不方便。 It bothered George particularly when

发表于:2019-01-01 / 阅读(52) / 评论(0) 分类 精灵鼠小弟

An experiment tracking mice for 43 generations finds that progeny of those that initially were more active are spending three times as much time on the training wheel as the progeny of the initially more sedentary mice. Christopher Intagliata reports

发表于:2019-01-02 / 阅读(103) / 评论(0) 分类 60秒科学

SCIENCE IN THE NEWS - Easier Way to Treat Malaria | Scientists Grow Human Brain Cells in Mice By Caty Weaver and Mario Ritter Broadcast: Tuesday, December 20, 2005 (MUSIC) VOICE ONE: This is SCIENCE I

发表于:2019-01-02 / 阅读(50) / 评论(0) 分类 科技之光

The black mamba is one of the world's most venomous snakesits bite can kill a human in just half an hour. But along with deadly neurotoxins, the black mamba's venom has a special ingredient: a painkiller as potent as morphine. So says a study in the

发表于:2019-01-08 / 阅读(69) / 评论(0) 分类 Scientific American(十)月

Light All Night Not Alright In a study presented at the annual meeting of the Society for Neuroscience, researchers found that mice that were exposed to light all night long showed signs of depression. Karen Hopkin reports A nightlight may keep those

发表于:2019-01-11 / 阅读(114) / 评论(0) 分类 60秒科学

Scientists Optimistic About New Diabetes Treatment 科学家对新型糖尿病治疗感到乐观 From VOA Learning English, this is Science in the News. Im Kelly Jean Kelly. 这里是美国之声科学报道。 我是Kelly Jean kelly。 And Im Avi Ar

发表于:2019-01-12 / 阅读(59) / 评论(0) 分类 2013年VOA慢速英语(九)月

《我 的第一套自然拼读故事书》是美国创新儿童出版社(Innovativekids)出版的一套用自然拼读法引导和培养孩子阅读兴趣的故事绘本,适合中国学 龄前和小学低年级的小朋友阅读和学习。整套

发表于:2019-01-17 / 阅读(54) / 评论(0) 分类 Now i'm reading!我的第一套自然拼读故事书

Natural Substance Reverses Diabetes in Mice Researchers used a substance, made naturally in the body, to reverse diabetes in mice, a finding which could be key to rolling back Type 2 diabetes. The enzyme, called NMN (nicotinamide mononucleotide), res

发表于:2019-01-19 / 阅读(64) / 评论(0) 分类 VOA标准英语2011年(十月)

How do you attract a mate? If youre a male mouse, you take the Frank Sinatra approachyou sing. Scientists have known about crooning male mice for years. And past experiments showed that if you leave male mice alone with an unconscious female or even

发表于:2019-01-20 / 阅读(76) / 评论(0) 分类 2017年Scientific American(三)月

Antioxidants-Diabetes Connection In a study in the journal Cell Metabolism, some mice given antioxidants were more likely to become diabetic, because free radicals help muscle cells respond to insulin. Karen Hopkin reports. Youve no doubt heard of fr

发表于:2019-01-30 / 阅读(108) / 评论(0) 分类 60秒科学

可数名词复数 不规则变化 有以下情况: ++++++++++++++++++++++++++++++++++++++++++++++ 1. 集体名词 集体名词是个小群体,本身就是复数 ( 不表示单个 ) ,常见的有

发表于:2019-02-02 / 阅读(72) / 评论(0) 分类 英文语法词汇

Todd: OK. Sophie, we're going to talk about opposites. OK. What is big? Sophie: An elephant. Todd: OK. What is small? Sophie: A mouse. Todd: A mouse, OK. Are you afraid of mice? Sophie: No, not actually. Todd: OK. What is expensive? Sophie: A yacht.

发表于:2019-02-05 / 阅读(56) / 评论(0) 分类 原版英语对话1000个