费米近似

The Art of Smart Guessing Several years ago, interviewing candidates for a job, I grew tired of asking What experience do you have? So I decided on a one-question quiz to find out how resourceful a thinker the new hire might be. Here it is: You are o

发表于:2018-12-07 / 阅读(233) / 评论(0) 分类 午后咖啡

Whether you like it or not, we use numbers every day. 不管你喜不喜欢,我们每天都会用到数字。 Some numbers, such as the speed of sound, are small and easy to work with. 有些数字比如音速,数值不大,容易计算。 Other

发表于:2018-12-18 / 阅读(207) / 评论(0) 分类 TED演讲教育篇

Unit 25 The Art of Smart Guessing Several days ago, interviewing job candidates, I grew tired of asking What experience do you have? I decided on a quiz to find out how resourceful a thinker the new hire might be. Here it is: You are on a yacht saili

发表于:2018-12-30 / 阅读(194) / 评论(0) 分类 英语流行话题阅读:语境识词4500

By Jerilyn Watson Broadcast: November 14, 2004 (THEME) VOICE ONE: I'm Sarah Long. VOICE TWO: And I'm Steve Ember with People in America in VOA Special English. Today we report about two scientists, J. Robert Oppenheimer and Enrico Fermi, who helped l

发表于:2019-01-02 / 阅读(236) / 评论(0) 分类 名人轶事

PEOPLE IN AMERICA - Oppenheimer and Fermi By Jerilyn Watson Broadcast: Sunday, November 14, 2004 (THEME) VOICE ONE: I'm Sarah Long. VOICE TWO: And I'm Steve Ember with People in America in VOA Special

发表于:2019-01-02 / 阅读(235) / 评论(0) 分类 People in America

VOICE ONE: I'm Sarah Long. VOICE TWO: And I'm Steve Ember with People in America in VOA Special English. Today we report about two scientists, J. Robert Oppenheimer and Enrico Fermi, who helped lead the world into the nuclear age. VOICE ONE: It is J

发表于:2019-01-11 / 阅读(236) / 评论(0) 分类 VOA慢速英语2009年(六)月

The Fermi Paradox Back in 1950, the Nobel prize-winning physicist Enrico Fermi was having lunch with friends. Conversation turned to the possibility of extraterrestrial life. According to the popular story, Fermi fell silent for a moment and then ask

发表于:2019-01-26 / 阅读(214) / 评论(0) 分类 英语听力文摘 English Digest

You all know this story. 你们都知道这个故事. In the summer of 1950, 在1950年的夏天, Enrico Fermi, the Italian-American physicist Enrico Fermi, 美籍意大利心理学家 and atomic-pile builder, 和原子堆创造者 went to lunch at L

发表于:2019-02-14 / 阅读(189) / 评论(0) 分类 TED演讲科学篇

Weve recently been talking about the Fermi Paradox, attributed to Nobel-winning physicist Enrico Fermi. According to reasonable estimates of how many stars have planets, how many planets may be suitable for the evolution of organisms, and so on, our

发表于:2019-02-24 / 阅读(230) / 评论(0) 分类 英语听力文摘 English Digest
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agoutas
all station broadcast frame
anode conductor
baingan
Bartlett, Vernon
bitume
brazing flux
burb
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check-valve lever
computer aided navigation equipment
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cut-pricer
Defense of the Ancients
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downy rattlesnake
droop of a system
electronic typewriter
extensible language one
Fallopia dentatoalata
fatigating
fianchetti
forced crying
foreign currency sovereign debt
funny girl
Geranium hayatanum
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homological exact sequence
hooked joint
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khushwant
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Latin4
leaps on
lipovaccine
magnetic permibility
maxflex
meat extract gelatin
medical oscilloscope
metallic-colored
meteorology of coastal zone
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moment descriptor
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nonpriming material detonator
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parikh
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partial write pulse
phosphorescence microwave double resonance
phylogenetic systematic botany
polyribosome
power-actuated pressure relief valve
prairie lotuss
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radioactive level indicator
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