反射电子探测器

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In the square outside the British Library in London is a sculpture of Sir Isaac Newton - The first man who asked why apples seem always to fall towards the centre of the earth. Maybe they chose it for the spot because it shows a great scientist at wo

发表于:2018-12-07 / 阅读(108) / 评论(0)

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发表于:2018-12-08 / 阅读(96) / 评论(0)

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发表于:2018-12-12 / 阅读(61) / 评论(0)

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Meet me in St. Louis

发表于:2018-12-14 / 阅读(344) / 评论(0)

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SSS 2011-09-27

This is Scientific American's 60-Second Science. I'm Sophie Bushwick. Got a minute? The shortest distance between two points may be a straight line, but try telling that to electrons: when current flows down a wire, these particles zig and zag, movin

发表于:2018-12-24 / 阅读(127) / 评论(0)

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国家地理-2008-07-12 Lie Detector 测谎仪的奥秘

It might be the cheeks flushing with embarrassment or a voice choking with emotion. Our physical reactions can reveal what we truly feel. And some think they can show when someone's lying. Typically when a person tells a lie, they begin to sweat. I'

发表于:2018-12-30 / 阅读(188) / 评论(0)

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发表于:2018-12-31 / 阅读(161) / 评论(0)

王迈迈英语AB级考试讲解

VOA慢速英语2017 三位化学家获得诺贝尔化学奖

Three Scientists Win Nobel Prize in Chemistry Three scientists have won the Nobel Prize for chemistry for their work to simplify and improve the imaging of biomolecules. 三位科学家因为在简化和改善生物分子成像方面的成就获得了诺

发表于:2019-01-03 / 阅读(201) / 评论(0)

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天空的颜色！

If we look at the sky on a perfectly fine summers day we shall find that the blue colour is the most pure and intense overhead, and when looking high up in a direction opposite to the sun. Near the horizon it is always less bright, while in the regio

发表于:2019-01-08 / 阅读(115) / 评论(0)

英语美文

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Lesson W Conversation Let's talk. I'm going out. Why? To make a cup of tea. Why? Because I'm thirty. Why? Because it's hot. Why? Because the sun is shining. Why? Because it's summer. Why? Because that's when it is. Why? Why don't you stop saying why?

发表于:2019-01-09 / 阅读(145) / 评论(0)

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闭着眼睛飘单词四级词汇32

[0:0]efficiency效率,功效 [0:12.1950]elaborate elastic elbow elderly精心计划的,详尽的橡皮图,松紧带肘,肘部较老的,年长的 [1:2.6076]elect electrical electron选举,推选电的,电气科学的电子 [1:41.1372]electronic elegant element elementary [2:36.2790]el

发表于:2019-01-16 / 阅读(190) / 评论(0)

闭着眼睛飘单词四级词汇

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But this still doesn't explain why light is able to pass through glass rather than being absorbed as with most solids. 但是这还是不能解释为什么光可以穿透玻璃而不是像其他大多固体那样被吸收。 For that, we need to go a

发表于:2019-01-17 / 阅读(97) / 评论(0)

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However mean your life is, meet it and live it; do not shun it and call it hard names. It is not so bad as you are. It looks poorest when you are richest. The fault-finder will find faults in paradise. 不论你的生活如何卑贱，你要面对它生

发表于:2019-02-01 / 阅读(83) / 评论(0)

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外企英语电话面试

准备几个基本问题如果你提前知道了电话面试的时间，则可以在面试时把简历、coverletter放在你旁边的桌子上，直接运用里面的句子回答问题。一些基本的问题，你可以事先准备好答案。通常，

发表于:2019-02-03 / 阅读(77) / 评论(0)

求职英语

微电子辞典-5

Early effect 厄利效应 Early failure 早期失效 Effective mass 有效质量 Einstein relation(ship) 爱因斯坦关系 Electric Erase Programmable Read Only Memory(E2PROM) 一次性电可擦除只读

发表于:2019-02-05 / 阅读(120) / 评论(0)

实用英语

微电子辞典-2

Background carrier 本底载流子 Background doping 本底掺杂 Backward 反向 Backward bias 反向偏置 Ballasting resistor 整流电阻 Ball bond 球形键合 Band 能带 Band gap 能带间隙 Ba

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实用英语

英文流行歌曲：The Weepies-Stars

Stars Tangerines are hanging heavy, glowing marigolden hues Teasing a half-pale moon And I feel a pull to the blue-velvet dark and stars. Pink Magnolia, blushing and coy Savors the sun while she shines Youve got yours and Ive got mine Together we gli

发表于:2019-02-11 / 阅读(93) / 评论(0)

英文特辑精选

万物简史第200期:威力巨大的原子(14)

Neutrons and protons occupy the atom's nucleus. The nucleus of an atom is tinyonly one millionth of a billionth of the full volume of the atombut fantastically dense, since it contains virtually all the atom's mass. As Cropper has put it, if an atom

发表于:2019-02-17 / 阅读(88) / 评论(0)

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乔布斯传第305期:劳伦·鲍威尔(7)

In the mornings at his Woodside mansion, 在伍德赛德那幢几乎没有任何家具的大宅里，清晨， he would wake Powell up by blasting the Fine Young Cannibals' She Drives Me Crazy on his tape deck. 他会放年轻食人族乐队的《她让

发表于:2019-02-22 / 阅读(71) / 评论(0)

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双语有声阅读：显微技术

The Microscopic Technique Each advance in microscopic technique has provided scientists with new perspectives on the function of living organisms and the nature of matter itself. The invention of the visible light microscope late in the sixteenth cen

发表于:2019-02-25 / 阅读(119) / 评论(0)

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