文章列表

• 1.万物简史 第363期:进入对流层(4)
• Even so, spaceships have to take care in the outer atmosphere, particularly on return trips to Earth, 即使这样，宇宙飞船在外层大气也不得不小心翼翼，尤...
• 2.万物简史 第362期:进入对流层(3)
• The temperature six miles up can be -70 degrees Fahrenheit, and you would need, or at least very much appreciate, supplementary oxygen. 10公里高空的温...
• 3.万物简史 第361期:进入对流层(2)
• From ground level to its highest point, the troposphere (or turning sphere) 从地面到最高点，对流层（亦称对流圈） is about ten miles thick at the equat...
• 4.万物简史 第360期:进入对流层(1)
• 17 Into the Troposphere 第十七章 进入对流层 Thank goodness for the atmosphere. It keeps us warm. 谢天谢地，我们有了大气。它使我们有了个温暖的环境。 Wi...
• 5.万物简史 第359期:孤独的行星(24)
• Any visitors to Earth from afar would almost certainly, at the very least, be bemused to find us living in an atmosphere composed of nitrogen, 任何光...
• 6.万物简史 第358期:孤独的行星(23)
• The Romans also flavored their wine with lead, which may be part of the reason they are not the force they used to be. 罗马人也用铅来给酒调味，这也许...
• 7.万物简史 第357期:孤独的行星(22)
• Oxygen itself is not combustible; it merely facilitates the combus tion of other things. （氧本身是不可燃的，它只是帮助别的东西燃烧。 This is just as ...
• 8.万物简史 第356期:孤独的行星(21)
• We have evolved to utilize or tolerate these thingswe could hardly be here otherwise but even then we live within narrow ranges of acceptance. 我们已...
• 9.万物简史 第355期:孤独的行星(20)
• Nor does abundance necessarily relate to importance. 风度与重要程度也不一定有关系。 Carbon is only the fifteenth most common element, accounting for a...
• 10.万物简史 第354期:孤独的行星(19)
• As you might expect, oxygen is our most abundant element, accounting for just under 50 percent of the Earth's crust, 你也许会想到，氧是最丰富的元素，...