江西省上饶韩美医院做丰胸手术多少钱
时间:2019年12月10日 10:24:34

栏目简介:《趣味科普英语视频》有着浓厚的趣味性,能够增加英语学习爱好者对英语科普知识的兴趣,从而更加开心快乐地学习英语知识,建立起英语学习的基础,为以后学习更多的英语知识奠基,快来边看视频边涨姿势吧!201510/405035

Mercy Lewis and nine other women and girls claim Corey is a witch.默西·刘易斯与另外九名妇女和女孩 声称科里是个女巫Haunting their dreams,hurting them without touching them.说她制造梦魇 不用接触就能伤害她们Mercy testifies:;I believe in my heart;that Martha Corey is a most dful witch,默西指道:我心里深深相信 玛莎·科里是个最可怕的女巫biting, pinching and choking me.;不停地撕咬我 蹂躏我 扼住我的喉咙;All considered evidence of witchcraft.所有词都明巫术的存在The people of Salem are puritans.在塞勒姆生活的都是清教徒They live by the Bible,in fear of the devil,他们谨遵而活 对魔鬼充满了恐惧blaming him for famine, disease and conflict.认为魔鬼是导致饥荒 疾病和矛盾的元凶The fascinating thing about the Salem witch trials塞勒姆女巫审判的特别之处在于is they occur at a crucial tipping point in the history of America.它处在美洲历史发展的 一个转折点上Supernatural explanations are first and foremost in their mind.把这解释为;超自然现象; 是人们的第一反应They see the devil allied with the Indians.他们看到魔鬼和印第安人同行So if you can imagine sitting in your living room with your tiny tallow candle想象一下 你坐在自己的屋子里 只燃了一小牛油烛and your windows cracked open a bit for the breeze,窗户被微风吹开了一条小缝every snap of the branch you hear,every rustle of a leaf you hear,树枝吱吱呀呀摇摆 树叶窸窸窣窣作响is either the devil or the Indians,this is their nightly experience.你会觉得不是魔鬼来了 就是印第安人来了 每晚都在惊慌中度过For three hundred years, the West has been gripped by a witch-hunting frenzy.三百年来 西方世界都笼罩在 ;猎巫;的狂乱之中45,000 put to death.80% women.45,000人被处死 其中百分之八十是女人201603/430733

We have created a miniature star.我们创造了一个微型恒星Of course if this was a real experiment,当然,如果这是真正的实验you wouldnt want to go anywhere near it.你绝不会想靠近它The energy given off even from a star this small would be devastating.如此小的恒星也足以释放出毁灭性的能量Back in the early universe,追溯到宇宙初期the same process happened for the first time同样的过程第一次发生了on a much, much bigger scale.只不过规模远大于此Gravity compressed the hydrogen gas clouds over millions of years数百万年来,万有引力压缩氢气云团until deep in the center,以至中心深处the hydrogen became hot enough for fusion to occur.氢气达到足够使聚变发生的高温The first star burst into light,伴着耀眼的光芒,第一颗恒星诞生了pouring its energy into the vast universe,其能量倾入广袤的宇宙a product of the laws of nature这正是自然法则and the raw materials left over from the big bang.和宇宙大爆炸残留物的产物It was almost 1,000 times bigger than our own sun它比太阳大了近一千倍and burned a deep blue.灼烧呈深蓝色Whats more, this star soon had company.此外,这个恒星不久就有了同伴The stars were turning on.恒星如雨后春笋般涌现出来This same process still happens in our sun which is太阳如今正在进行同样的过程where we get the energy we need to live.它提供着我们赖以生存的能量But there was still a long way to但我们今天的一切go to get from this to where we are today.是历史长河中久经锤炼而来You cant build a world like ours仅用氢气和氦气这样的气体from simple gasses such as hydrogen and helium.无法构建出我们这样丰富多的世界You need all sorts of other elements.其他各种元素必不可少You need elements like oxygen and carbon and iron and many more.比如氧,碳,铁等元素But, we got lucky yet again,幸运又一次降临beacuse the very same process that causes the stars to shine因为导致恒星发光的过程also just happens to make materials like oxygen and carbon and iron.正巧产生了氧气,碳,铁等物质Stars simply by accident are giant factories.意外形成恒星相当于大型化学工厂201509/397383

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