单词：average element time
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Picture a gamer, someone who spends countless hours immersed in one of those online role-playing alternate realities. And what do you see? Is it a physically fit female closer to 40 than 14? If not, you may need to rethink your assumptions about geek
Scientific American(十二)月
PartI Getting ready A: 1.Freezing point 2.Relative humidity 3.Calm 4.Barometric pressure 5.Wildly scattered 6.Shower 7.lows 8.Variable 9.Thunderstorm 10.Gales B. 1.the freezing point of water is 0 or
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我们之前一直说和老外聊天的时候有一个很禁忌很私人的问题，那就是你不能问老外你赚多少钱？ 有人说美国农民都赚的比中国白领多；有人说美国经济垮啦每个人都欠了一屁股债。那美国人
美国文化脱口秀
北京奥运28大项 参与，竞争，分享，进步 Equestrian 马术 Jumping 障碍赛 英文原文 A jumping competition is one in which the combination of horse and competitor is tested under various conditions over a course of obstacles. It is a test intended to demon
奥运28大项比赛
Science and Technolgy. 科技。 Modern alchemy. 现代炼金术。 Turning a line. 进入新的一行。 The race to extend the periodic table continues. 扩展元素周期表的比赛仍在继续。 ONE of the first inklings that chemistry has an u
经济学人科技系列
by Jason Marshall In the last article, we began talking about mathematical sequencesin particular, a type of sequence known as an arithmetic sequence. Today, were going to turn our attention to another type of sequence called a geometric sequence. In
数学英语
But they never got there. The first disappeared into deep space. Another missed its target when its coordinates were confused. One NASA control center was working in metric, the other in feet and inch
火星生命
Youve given some thought to oxygen, carbon, uranium. But youve probably never mused about the element ytterbium, symbol Yb. A new study by scientists at the National Institute of Standards and Technology, or NIST, says that ytterbium could find a rol
Scientific American(八)月
Todd: So, Rebecca, how would you describe the average Australian? Like if you had to stereotype an Australian, what would you say? Rebecca: I suppose a stereotypical Australian would be in board shorts, thongs, as in flip-flops, and outside, having a
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In the collective imagination, there are two Europes: the industrious north, with relatively low unemployment and dynamic economies, and the sluggish south, where people would just as soon kick back, sip an espresso and watch the world go by. Many pe
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Taxes on wage income vary heavily around the world. 世界各地的工资税率大不相同。 The OECD recently published a report comparing the tax burden on wages in the world's developed economies. One of the main measures the OECD used in the re
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The typical first-time bride is now 30-years-old when she walks down the aisle, according to UK's national statistics. They also show that the number of marriages is at its lowest level since 1895. 英国国家数据显示，如今大部分头婚新娘
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Want to know how to improve you You grades without having to spend more time studying? Sounding too good to be true? Well, read on How To Improve You Study Habits Perhaps you are an average student with average intelligence. You do well enough in sch
英语学习方法
While some 13 million Americans are out of work these days, those still with jobs might have a strange new thing to worry about--getting a promotion can be bad for you, a new study suggests。 虽然大约有1300万的美国人现在没有工作，不过
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When youre trying to lose weight, it can sometimes feel like youve gone years without indulging in a piece of cake or a takeaway. 你试图减肥，感觉好像你好几年都没好好吃块蛋糕、好好享受外卖了。 And youre not altogether w
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1、封建社会代替奴隶社会，资本主义社会代替封建社会，社会主义经历一个长过程发展后必定代替资本主义社会。 Feudal society replaced slave society, capitalism supplantedfeudalism, and after a long time, soci
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These are roughly 28,835 Jelly Beans. I counted out five hundred of them, 这些大约是28,835颗雷根糖。我数出其中五百颗， and used those to weigh the rest. In this pile, there's one Jelly Bean for each day that the average American wi
欧美人文风情
You might think that just one cigarette 'can't hurt'. But it could in fact cost a smoker almost 14 minutes of their life, according to new calculations. A new website has worked out how much time a smoker, alcoholic or a drug addict will lose, each t
英语新闻
Making a call is now only the sixth most common use for a mobile phone, a study has found. 一项研究发现，在智能手机的常用功能中，打电话只能位居第六。 Sending and receiving text messages, reading emails, browsing the inter
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