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2017年12月12日 22:07:15来源:兰州晨报

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  • UNIDENTIFIED FEMALE: Is this legit? 这合理吗?Worldwide, there are more people with mobile phone than access to toilets?就全世界来看,用手机的人比能上卫生间的人多。This is true! 这是真的!A 2013 U.N. study found that 6 billion people have mobile phones, while 4.5 billion have access to toilets.一项2013年公布饿的联合国报道发现60亿人有手机,但是有厕所可以使用的仅为45亿人。AZUZ: Mobile phone doesn#39;t necessarily means smartphone. 手机并不意味着是智能手机。According to Pew research, 90 percent of American adults have a mobile, fewer than 60 percent have a smartphone.皮尤研究中心研究指出,90%的美国成年人有手机,而只有不到60%的人有智能手机。For those who do have what#39;s essentially a pocket-sized computer, a lot of the info you have on it is saved in the cloud.对那些确实有可装在口袋里大小的电脑的人来说,你的很多信息都保存在云端上。 /201411/341251
  • The winter solstice events at Maeshowe demonstrate梅萧韦古墓葬的冬至事件an intimate and precise knowledge of展现了古人the sun#39;s movements through the sky.对太阳运行轨迹的精确了解It was the first step on ourjourney to understand若说了解太阳及太阳对我们的诸多影响the sun and its many effects on us.是一趟旅程,那么这是第一步To complete that journey we#39;ve had to travel to要完成这趟旅程the furthest depths of space我们必须远赴太空的最深处and to the heart of the smallest atom.及探入最小原子的核心And with every closer look the sun has always surprised us.每一次近距离观察太阳,就多一次惊喜To our ancestors,对我们的祖先而言its power was its reliability.太阳的力量代表它的恒定Always on time. Never changing.永不迟到,永不改变But the reality is proving to be very different.但事实则大不相同Most people think of the sun as quite a boring,大多数人都认为太阳是个无聊constant sort of thing,but in fact it#39;s not at all,恒常的东西it#39;s changing all the time,事实不然,它无时无刻不在变化and if you look you can see those changes on a matter只要仔细观察就会发现of minutes or hours.改变往往发生在几分钟或几小时内And it#39;s far from static and boring,太阳绝对不是一个静止或无聊的东西it, it#39;s changing and it#39;s got a life of its own.太阳时时刻刻都在变化,而且自有其生命力Modern solar observatories magnify and filter the sun#39;s light,现代太阳观测站能放大及过滤日光to get past the constant glare,穿透太阳发出的眩光and give a clear view of the surface.让我们清楚看到太阳表面This is the actual face of the sun.这才是太阳的真面目It is turbulent and boiling.动荡、沸腾Never the same from one second to the next the surface bubbles瞬息万变like a giant bowl of porridge.太阳表面像一大碗粥般地冒着泡泡Each bubble is a 1000 miles across.每个泡泡的直径都有一千哩The heat and light brought to the surface太阳表面的温度因光和热raises its temperature to 6000 degrees centigrade.而升高至摄氏六千度Enough to vaporise solid rock.连岩石都能汽化And the sun is huge.太阳体积庞大You could fit the Earth inside it a million times over.足以容纳一百万个地球Periodically huge explosions rip through the surface,大规模的爆炸,会定期撕裂太阳表面releasing the energy of a billion atomic bombs in seconds.在数秒中内释放相当于十亿颗原子弹的能量All this is on the surface.这一切都发生在太阳表面To understand the sun we must know what is going on deep inside.想要了解太阳就必须厘清其深处所发生的事情That is where the power is generated.太阳的力量来自内部So for centuries scientists have been devising ways数世纪以来,科学家为了探索太阳的核心to probe the heart of the sun.想出许多方法Some of them have been complex and some of them are very simple.有的方法十分复杂,有的则十分简单And the first step is to figure out just how powerful the sun is.第一步是搞清楚,太阳的力量究竟有多大 Article/201503/366867
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