标签：视细胞 相关文章

英文书摘精选 移动电话，在移动中学习

Cellular phones, Voice Over IP phones, Internet phones. Wow, so many choices that now provide you with opportunities to learn languages while you're on the go (Mobile Learning). In the past, students were either limited to learning languages in a cla

发表于:2018-12-03 / 阅读(68) / 评论(0) 分类 初学者听力文摘精选

彭蒙惠英语：New Hope for Spinal Cord Injuries

New Hope for Spinal Cord Injuries By Patricia Anstett / 2005, Detroit Free Press , Knight Ridder Newspapers. Distributed by Tribune Media Services. A world of patients with spinal cord injuries is wat

发表于:2018-12-19 / 阅读(74) / 评论(0) 分类 彭蒙惠英语

【英语时差8,16】向癌症进化

Evolving Toward Cancer Is it possible that humans evolved to get cancer? Thats what scientists at Ben Gurion University in Israel claim in a study. They found that the same genetic mutations involved in the evolution of modern humans also gave rise t

发表于:2018-12-27 / 阅读(34) / 评论(0) 分类 英语时差8，16

英文书摘精选 What Are Fingernails?手指甲是什么?

Fingernails. Theyre good for scratching, biting, clipping, and polishing. But what are they, in fact? 手指甲可以被用来划，咬，剪，磨。但是事实上，它们究竟是什么呢？ Although nails may look simple, they actually have var

发表于:2018-12-28 / 阅读(50) / 评论(0) 分类 初学者听力文摘精选

4-12 克隆创造人类胚胎

Cloning 1 Creates Human Embryos Scientists in South Korea and America report that they have created human embryos through cloning and extracted embryonic 2 stem cells 3 , the universal cells that hold

发表于:2018-12-30 / 阅读(68) / 评论(0) 分类 英语沙龙2004全年合辑上

双语趣听精彩世界 第120期:孩子多大可以用手机?

孩子多大的时候可以拥有一部手机?对于这个问题,家长们仍然很纠结. 孩子多大可以用手机? CBS News: It's a question parents have debated for over a decade: At what age should their kids be allowed to have their own cell

发表于:2019-01-01 / 阅读(49) / 评论(0) 分类 双语趣听精彩世界

双语趣听精彩世界 第21期:学生频繁看手机,老师使用杀手锏

美国广播公司：一项调查显示,每7个美国人中,就有一个人愿意为了手机而对朋友置之不理.现在来看美国广播公司的这篇报道. 学生频繁看手机 NBC News: A recent survey found that one in seven Americans wou

发表于:2019-01-01 / 阅读(60) / 评论(0) 分类 双语趣听精彩世界

专业术语—常见皮肤病英语(5)

ichthyosis 鱼鳞病 impetigo 脓疱疮 isomorphic reaction 同形反应 keratin 角蛋白 keratinocyte 角质形成细胞 keatolytics 角质松解剂 keratoplastics 角化促成剂 lamella lucida 透明

发表于:2019-01-03 / 阅读(98) / 评论(0) 分类 医务英语

美国俚语：Get with it! 跟上(时势、潮流、事情的发现状况等)吧!

A: You know. I noticed that almost everyone in my class owns a cell phone. A: 你知道吗? 我发觉我们班上几乎每一个人都有一台手机。 B: Please! Cell phones are a necessity nowadays days. Get with it. B: 拜托! 现在手机是必需

发表于:2019-01-08 / 阅读(47) / 评论(0) 分类 美国俚语

美联社新闻一分钟 AP 芝加哥一水回收厂发生爆炸

芝加哥一水回收厂发生爆炸 This is AP News Minute. A hearse carrying Senator John McCain's casket arrived at the north Phoenix baptist church for a public memorial service. Inside, he was eulogized as a true American hero and a terrible dri

发表于:2019-01-11 / 阅读(132) / 评论(0) 分类 美联社新闻一分钟2018(九)月

英语视频-TED演讲：塑造不可思议

建筑设计师们像自然借鉴灵感的创意比比皆是，比如著名的悉尼歌剧院，比如北京奥运会的主场馆鸟巢。可是你想象过，自然界的有丝分裂能带给设计师什么灵感吗？可不是什么长得像DNA一样

发表于:2019-01-18 / 阅读(68) / 评论(0) 分类 名人演讲视频

科学美国人60秒 SSS 2014-09-02

When you hear the word mutation, you may think of something destructive, or of Marvels X-Men. But some mutationswhich are just differences in DNAcan be historic. Take, for example, a genetic sequence found in the vast majority of people from Tibet. M

发表于:2019-01-20 / 阅读(68) / 评论(0) 分类 2014年Scientific American(九)月

原版英语对话1000个:081 Teens and Computers

Todd: OK, Jeanna, you like the computer! Jeanna: Yes, I do. Todd: OK. Talk to us about computers. Jeanna: Well, I go on the computer a lot and I talk with friends through AOL instant messenger. And I just moved from my hometown to Sacramento so it's

发表于:2019-01-20 / 阅读(56) / 评论(0) 分类 原版英语对话1000个

【英语时差8,16】东方的狗

Have you ever taken a good look at your dog and wondered, where did this creature come from? Sure, you know your dog came from the local shelter or a pet store, but what about before that? If you were able to trace your dog's lineage back to its orig

发表于:2019-01-22 / 阅读(235) / 评论(0) 分类 英语时差8，16

【英音模仿秀】癌症不是一种病

❤ 模仿文本：Well we know that all cancers originally arise from one abnormal cell that has gone to the bad that's started to grow when it shouldn't grow to proliferate and to invade. And the reason that that happens is because mutations have a

发表于:2019-01-23 / 阅读(44) / 评论(0) 分类 英音模仿秀

诺贝尔医学奖揭晓 挪威夫妻上榜"夫妻档"

The discovery of cells in the brain that act as the body's internal global positioning system, which won three scientists the Nobel Prize for medicine on Monday, opens an intriguing new window onto dementia. Since these spatial cells are among the fi

发表于:2019-02-07 / 阅读(69) / 评论(0) 分类 阅读空间

高频英语口语对话 第416期:飞机上使用手机

unit 447 飞机上使用手机 dialogue 英语情景对话 A:Good morning, welcome aboard. A:早上好，欢迎乘坐本次航班。 B:Good morning. Can I use my cellular phone during this time? B:早上好，这会我能用我的手机么？ A:Yes,

发表于:2019-02-15 / 阅读(207) / 评论(0) 分类 高频英语口语对话

万物简史 第444期:小生物的世界(15)

The specifics of Mayr's criticisms are too technical to need extensive airing herethey involve issues of meiotic sexuality, 迈尔的评论的具体内容提要技术性很强其中包括什么减数分裂性行为呀， Hennigian cladification, and

发表于:2019-02-17 / 阅读(63) / 评论(0) 分类 万物简史

双语有声阅读：细胞与温度

Cells and Temperature Cells cannot remain alive outside certain limits of temperature, and much narrower limits mark the boundaries of effective functioning. Enzyme systems of mammals and birds are most efficient only within a narrow range around 37 ℃

发表于:2019-02-17 / 阅读(46) / 评论(0) 分类 双语有声阅读

留美老师带你每日说英文 第456期:血液的作用

台湾籍旅美老师今天交给我们的句子是： Blood is the tissue that not only carries cells that transport oxygen, for example, the red blood cells, or fights infectious diseases, but it also carries messenger molecules, hormone-like facto

发表于:2019-03-05 / 阅读(105) / 评论(0) 分类 留美老师带你每日说英文
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