宜昌妇保医院阳痿早泄价格排名分享

明星资讯腾讯娱乐2018年10月15日 19:06:14
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When the sunspots disappeared something on the sun changed太阳黑子消失时,太阳表面的变化导致that cooled the Earth down.地球温度降低But it wasn#39;t that the solar output changed.改变的并不是太阳的输出量No matter how many sunspots there are不论表面有多少太阳黑子the sun doesn#39;t get any hotter or brighter.太阳的热度和亮度都不会改变So the spots must have another effect.所以黑子一定还有别的影响And to see it we need a different way to look at the sun.想看清这种影响必须以不同方式来观察太阳It#39;s not just heat and light that that the sun太阳对地球放射的is throwing at the Earth.不只是光和热As every sunbather knows,there#39;s ultraviolet light too.热爱日光浴的人都知道,还有紫外线Enough UV reaches the surface to burn our skin,抵达地球的紫外线量足以灼伤我们的皮肤but it is only fraction of the sun#39;s UV output.但这只占了太阳紫外线输出量的一小部分The rest is filtered out by the atmosphere.其他的都被大气层过滤掉了It means we don#39;t get a complete picture这表示在地球无法看清of the sun from the Earth.太阳的全貌To see the sun in all its glory you have to go into space.想要一窥太阳的真面目必须进入太空From here you can see the changing sun.在太空才能看清千变万化的太阳In the extreme UV the sunspots burn a brilliant white.燃烧的太阳黑子在强烈的紫外线中呈白热状态In the X-ray frequencies they look even more dramatic.X光频率下的太阳黑子活动更戏剧化Huge plumes of superheated gas spout from the spots.大量的高热气体从太阳黑子喷出When you#39;re seeing the visible一般用肉眼观察you#39;re really seeing the surface of the sun.只看得到太阳的表面But when you#39;re seeing the ultraviolet但是用紫外线或X光观察时or the x-rays you#39;re actually seeing that very hot atmosphere,看到的是温度高达一百万度的and that#39;s about a million degrees,高热气体whereas the surface is about six thousand degrees.而太阳表面的温度约为六千度So you#39;re seeing a different part of the sun所以我们观察到的是太阳的不同部位And you#39;re seeing a part that#39;s constantly changing.看到的是不断变化的部位These phenomenal displays of solar power1970年代天空实验室的太空人were only discovered in the 1970s,by the astronauts on Skylab.发现了这种太阳力量的惊人展现No-one had seen the sun like this before.从来没有人看过像这样的太阳Since then a number of Space telescopes have been deployed之后科学家为了观察太阳whose sole purpose is to look at the sun.部署了好几架太空望远镜The most used is Soho其中使用最频繁的是简称为SOHO的the Solar and Heliospheric Observatory.太阳及日光层观测站 Article/201504/369075

So now is a good time to be alive, I think.我认为,现在是个适合生存的好阶段We may only be an advanced breed of monkey我们或许不过是这颗小小行星上living on a small planet,较为高等的猿类but we are able to contemplate the universe as a whole但能够对宇宙整体的思索 which makes us very special.让我们变得与众不同My goal has always been simple.我的目标总是很简单To work out how the universe works and how it exists at all.探索宇宙如何运行,以及它究竟是如何产生的Luckily there are clues everywhere幸运的是,指向的线索众多and the most important one is right above our heads.其中最重要的一个线索就我们的头顶上方Examine any patch of the night sky.仔细观察每一片夜空Even one as small as the head of a pin and this is what you will find.即便是看似针尖大小,你也会有所收获A tiny part of the vast web of galaxies.这只是星系巨网中的一小部分It#39;s less than a millionth of what we can see of the cosmos from our little planet.还不到能从地球上看到的宇宙的百万分之一But even this tiny sample is enough to find a clue,即便如此微小的样本也足以找出一条线索the key to the past, the present, and perhaps the future too.一个了解过去,现在,甚至是未来的关键The clue is that seen from earth,即从地球望向太空all these distant galaxies are slightly red in color.所有遥远的星系都微泛红光They appear almost as if它们的样子与我们透过玫瑰色镜片we were looking through rose-tinted glasses.看物体时非常相似It#39;s this very redness that reveals就是这样的红色向我们揭示了how the universe was born.宇宙是如何诞生的And to show you why,为究其原理I need a straight road and a noisy car.我需要笔直的公路和噪音很大的汽车Listen to the sound as it passes by.请听汽车经过时的声音As the car approaches, the pitch of its engine rises.随着汽车的接近,引擎音调升高As it goes away, the pitch of its engine falls.随着汽车的离开,引擎音调则降低This phenomenon is called a Doppler Shift.这种现象叫做多普勒频移And the exact same thing happens with light.这也同样适用于光If our eyes were most sensitive to color如果肉眼对颜色非常敏感we could see that the car人们便可以看到is actually very slightly blue as it approaches,汽车接近时,实际呈微蓝色and very slightly red as it goes away.而离开时,则呈微红色The same rules apply in space.太空中的一切也同样遵循此规则All distant galaxies are slightly red in color所有遥远的星系,看上去都是红色的So by the exact same piece of basic physics根据这一基本物理规则they must all be moving away too.它们肯定也都在渐行渐远In fact, the whole universe is expanding事实上,整个宇宙都在膨胀in all directions, getting bigger and bigger向着四面八方,越来越大like a balloon inflating.就像一个充气气球 Article/201508/393701

The waters along the shores of Hainan, China#39;s largest tropical island, have been fished for thousands of years.中国最大的热带岛屿——海南岛沿岸的水域,已经历了数千年的捕渔。As the reefs become less and less productive, fishermen from Tanmen harbour need all their resourcefulness to make a living.当珊瑚海越来越贫产,来自潭门湾的渔夫不得不绞尽脑汁维持生计。注:视频如无法播放,请刷新 重点讲解:make a living谋生;维持生计;eg. He is prepared to make a living by accepting any remunerative chore. 为了生计,他准备接受任何有酬报的杂活。eg. It is not so helpful to give someone some b as to teach him how to make a living.与其说给人面包很有帮助,倒不如说教导他如何谋生才重要。 /201410/336650

  

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  More than 700 dead and over 850 injured is the sickening death toll following a stampede near Mecca during the Hajj religious festival.麦加朝觐宗教节日踩踏事故已造成700余人死亡、850多人受伤。Pilgrims were on their way to the “stoning of the devil” ritual at the pillars of Jamarat when two large groups met at a crossroads in the tented town in Mina valley.在米纳山谷帐篷城两股人群在十字路口碰面,朝圣者正在前往“石击恶魔”仪式的路上,向代表撒旦魔鬼的柱子投掷石头。The Hajj is the world’s largest annual gathering of people and there have been regular accidents in Mecca, despite the Saudi authorities spending billions to improve infrastructure.朝觐是世界上最大的年度集会,尽管沙特政府花费数十亿美元来改善基础设施,麦加每年仍有事故发生。“ I express my condolences to me, to you and to all pilgrims for the stampede that happened today in Mina. I also express my condolences to the relatives of the victims. We asked the concerned authorities to investigate into the causes of the dramatic incident and come out with the results of the investigations as soon as possible,” said King Salman bin Abdulaziz.“对今日米纳发生的踩踏事故我表示慰问。我还要向遇难者家属表示慰问。我们要求有关当局调查这起事件的原因,并尽快得出调查结果。”国王沙尔曼说道。The Saudi Health Minister said pilgrims failing to follow instructions had been the main cause of the tragedy.沙特卫生部长说,朝圣者未能按照指示行事是造成悲剧的主要原因。Security at the Hajj is a politically sensitive issue for Saudi Arabia, the guardians of the Islamic world’s most sacred sites.朝觐安全是沙特阿拉伯的政治敏感问题,伊斯兰世界最神圣遗址的守护者。译文属。 /201509/400979

  Oh God. Control yourself.天啊 控制住自己At the back of my mind I knew I was part of a scientific experiment.我心里清楚 自己只是科学实验的一部分But the drug was changing my brain.但是那毒品改变了我的智商And I was making a fool of myself.我在让自己出糗No so you#39;re right it#39;s a very smew...不 你说对了 确实是非常关Smew... It#39;s a very smew...关 非常关...It#39;s a very smewth...非常关滑Do I like this? Big time.我喜欢吗 大大喜欢Do I want more? Yes.我还想要吗 是的That#39;s the other thing that worries me a bit...还有件事困扰我Yeah don#39;t turn the rig off.别把设备关了It#39;s still going!还没关呢Well we only have about 30 seconds left of it.我们还剩30秒时间了What?!什么What?!什么From zero to five do you feel any drug effects?从0到5 你感觉到药物作用了吗Four.4-Do you like the effects you#39;re feeling? -Five.-你喜欢现在的感觉吗 -5-Would you like more of what you have received? -Five.-希望再多来点吗 -5Do you feel high?感觉兴奋吗Four.4And do you feel intoxicated?有喝醉的兴奋感吗Four.4Four. All right.4 好了重点解释:1.part of 一部分例句:The last part of the ascent is very steep.最后一段上坡路很陡。2.make a fool of 愚弄; 使出丑例句:I#39;ll teach you to make a fool of me.我要教训你怎么来愚弄我。3.turn off关掉例句:Do you mind if I turn off the light?我把灯关掉你不反对吗? Article/201508/391218

  栏目简介:《英语学习入门视频》是英语视频听力下面的子栏目,栏目内容适合刚刚接触英语学习不久的童鞋学习。视频内容比较简单易懂,是入门英语知识的基础,有助于帮助英语学习爱好者逐步掌握基本的英语知识。 Article/201509/399240

  Susan Savage-Rumbaugh:Savage-Rumbaugh以研究矮黑猩猩(Bonobo)为生。它们的语言和模仿能力让听众们不得不重新思考一个物种的习性多少由先天决定,多少又由环境、文化决定。 Article/201503/362131

  Alexa Meade 用一种创新的手法创造艺术。对于她来说,艺术不是素描练习,也不是在画布上反复练习。而是她选择一个主题并将它在实体上画出来。她将场景上的一切 -- 人、椅子、食物,只要是你能够想到的东西 -- 都以模仿颜料下面的实物的手法将它绘画出来。在这个演讲中,Meade为我们展示了一些她成功作品的照片,并分享了有关人、画和牛奶的新艺术项目。 Article/201412/346788。

  For decades, teams of scientists around the world几十年以来 各地的科学团队have been intensely studying ageing.投身衰老问题的研究Now, clearly, genes play a significant part显然 基因在我们衰老的速度和程度上in how quickly and well we age,扮演了重要角色but there#39;s nothing much you can do about your genes.可对于基因 我们无能为力There is, however, something you can do about what you eat.然而 你可以选择你的饮食And here in America,在美国they are starting to turn out some truly remarkable research他们启动了一些非同寻常的研究linking food with longevity.明与长寿与饮食有关It seems it#39;s not just about what we eat,重要的似乎不仅仅是我们吃什么but how and when we eat it.还有怎么吃 什么时候吃Our story begins in the dust bowls我们的故事开始于of America during the 1930s.美国肮脏的三十年代There was a terrible drought, food was scarce,当时发生了严重的干旱 食物贫乏and the whole country was in the grips of the Great Depression.整个国家陷入经济大萧条Now, you would imagine, in such difficult times,一般来说 在如此艰难的时期that life expectancy would fall, but in fact it rose.人均寿命应该减短 可实际上却增加了重点解释:1.play a part in 在...中起作用;参与;在...扮演角色例句:Luck played a part in his success.在他的成就中幸运起了一部分作用。2.turn out 结果是;出现例句:The school has turned out a lot of excellent scholars.该校培养了许多优秀的学者。3.in fact 事实上例句:In fact, I think you#39;re right.事实上,我认为你是对的。 Article/201509/397813

  

  

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