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't that the solar output changed. 改变的并不是太阳的输出量 No matter

发表于:2018-12-07 / 阅读(84) / 评论(0) 分类 太阳科普

The key difference of course is that a sunspot's 最关键的不同点在于太阳黑子 an awful lot bigger and so the total energy, 大得多,所以太阳磁场内 or the amount of energy in the magnetic field 所含的总能量大得惊人 on th

发表于:2018-12-07 / 阅读(103) / 评论(0) 分类 太阳科普

It sits a million miles away from the Earth 它位于距地球一百万里处的 at the Lagrangian point 拉格朗日点 where the gravitational pull from the Earth and the sun is equal. 此处地球和太阳的引力相等 Fixed in space it has an u

发表于:2018-12-07 / 阅读(99) / 评论(0) 分类 太阳科普

Today that sounds ridiculous. 今日这种说法听来荒唐 But two hundred years ago it didn't seem so unlikely. 但是两百年前还颇言之成理 It was widely believed that 当时一般人认为 the Earth was only a few thousand years old. 地球

发表于:2018-12-07 / 阅读(97) / 评论(0) 分类 太阳科普

As they grow bigger and bigger, 随着体积越来越大 they start to spin and throw out a disk of debris 它们开始旋转,甩出的碎屑形成盘状 that will coalesce to form a solar system. 在日后融合形成太阳系 This kind of process

发表于:2018-12-07 / 阅读(109) / 评论(0) 分类 太阳科普

Plasmas I always like to think of as being like naughty children. 我一直觉得电浆就像调皮的小孩 They're full of energy and they are, 充满了能量,随时随地都想捣蛋 want to misbehave and it's ourjob to try 我们的工作就是

发表于:2018-12-07 / 阅读(97) / 评论(0) 分类 太阳科普

Some people feel quite miserable and depressed 有些人一到冬天就觉得忧郁 and gloomy during the winter months. 消沉,诸事不顺 And some people,a small proportion, 少数人甚至 will go on to develop clinically significant depression

发表于:2018-12-07 / 阅读(99) / 评论(0) 分类 太阳科普

And after a while a pattern emerged. 久而久之,人们就归纳出一个模式 If you observe sun spots over several years, 若连续观察太阳黑子好几年 they come and go with an about an eleven year cycle. 会发现它们约每隔11年会周

发表于:2018-12-07 / 阅读(97) / 评论(0) 分类 太阳科普

With one you could power a small village. 一个太阳能碟能满足一座小村的能源需求 A field of them could power a city. 一大批则能供给一座城市所需的能源 Each system produces about 25 kw 一套系统的发电量是25千瓦

发表于:2019-01-02 / 阅读(147) / 评论(0) 分类 太阳科普

As the world warms up, 在地球日益暖化的今天 the sun may yet prove an unlikely source of cooling. 太阳也许能提供意想不到的冷却效果 The greenhouse effect could be stopped 我们可以藉由利用太阳的热力 by harnessing i

发表于:2019-01-02 / 阅读(118) / 评论(0) 分类 太阳科普

The auroras dancing displays of celestial light 在天空中熠熠生辉的极光 are caused by particles from the solar storm smashing 是太阳风暴夹带的微粒 through the magnetic field at the poles. 撞击地球两极磁场的结果 When the

发表于:2019-01-02 / 阅读(135) / 评论(0) 分类 太阳科普

成吉思汗统一蒙古各部,在历史上起了进步作用。攻金灭夏,为元朝的建立奠定了基础。他军事才能卓越,战略上重视联远攻近,力避树敌过多。用兵注重详探敌情、分割包围、远程奇袭、佯

发表于:2019-01-06 / 阅读(120) / 评论(0) 分类 BBC纪录片

There's...um we'll...we haven't got a break.But I just wanna say,if you see the documentary, there was one thing 我们暂时不进广告 我还想说一下 如果你有机会看这部纪录片 有一个细节 and I was really so impressed and you di

发表于:2019-02-15 / 阅读(56) / 评论(0) 分类 艾伦脱口秀

And you do have a good work ethic. - I do.You really do.And if you haven't seen the documentary. 而且你很有职业道德 -是的 你的确是这样的 如果你们还没看过她的纪录片 Is it Dance Again as what I was told? - Dance again. 听说

发表于:2019-02-15 / 阅读(41) / 评论(0) 分类 艾伦脱口秀

And the answer that occurred to me first, 我首先想到的是 was it looked like another moon peeking out behind lo. 它看起来像是从木卫一后方露出来的另一个卫星 But when she looked closer she realised it 但仔仔观察后她才发

发表于:2019-02-27 / 阅读(132) / 评论(0) 分类 神秘的月球

The moon was an ancient, fossilised world. 月球是个古老的化石世界 Its rocks hadn't changed for billions of years. 它的岩石数十亿年来没有改变 Scientists were thrilled. 科学家喜出望外 Basically the surface of the moon kin

发表于:2019-02-27 / 阅读(123) / 评论(0) 分类 神秘的月球

It was a barren and bleak place. 月球是个荒凉、严酷的地方 A dead rock in the sky. 是一颗空中的死寂岩石 We'd built it up in our imagination 千百年来我们用想像力 for tens of thousands of years; 美化月球 and the disap

发表于:2019-02-27 / 阅读(83) / 评论(0) 分类 神秘的月球

But on that night, 但那天晚上 people all over the earth looked up at the night sky 世界各地的人仰望夜空时 and knew that there were two men up there, 都知道月亮上正有两个人 looking back at them. 回望着他们 I remember th

发表于:2019-02-27 / 阅读(106) / 评论(0) 分类 神秘的月球

And it'll be a permanent presence 这将会是长程计划 where each mission adds more capability and eventually 每次登月任务都会增强我们在月球上的作业效能 we'll just have people living there. 最后会有人住在月球上 This

发表于:2019-02-27 / 阅读(128) / 评论(0) 分类 神秘的月球

It is dawn and the sun is rising 黎明,朝阳升起 as it has every day for the last 5 billion years. 五十亿年如一日 For millennia it has been a constant golden disk 千万年来,太阳一直有如一个金色圆盘般地 shining its unch

发表于:2019-02-27 / 阅读(127) / 评论(0) 分类 太阳科普