费米贝他衰变理论

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(31) / 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(32) / 评论(0) 分类 TED演讲教育篇

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(48) / 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(50) / 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(58) / 评论(0) 分类 VOA慢速英语2009年(六)月

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(34) / 评论(0) 分类 TED演讲科学篇
学英语单词
a. nutricia fibul?
angel pie
annalens
anti-RNP antibody
asynchronously
auxiliary bearing
bastard flat wood rasp
Better a lean jade than an empty halter.
blattarias
blockaded state
bltn
body maker
Bol'shoy Begichev, Ostrov
Bretcu
brisotti
bulk terminal
cartridge container
cellulose benzoate
CERN ISR
chees
chincher
Citrus sarcodactylis
consolidated porous medium
corporate vertical marketing system
dictation machines
differential duplex system
directional microphones
dryclean
duratek
ectect
embryonic kidney
erratic parasite
estraiten
Eyrecourt
false report
formula weight
full - size car
fungal pneumonia
gangar
gas purging
Gemerek
gene hypothesis
go over the road
granitised
hemiasomatonosia
hemicylinder
homogeneous fluid
hotelware
impaireth
intercommodity
Japanese spun silk
jewelery
Joffroy's symptom
lie on one's arms
lock-and-dam method
loop function
mahoning
malachies
meadow jumping mouse
mesophyte vegetation
MHCU
mouthy
Muarajuloi
mycide
NEQ
nonglutinous rice
normal category
over-cultivations
palacanticline
parasitic junction
Parisine
parnassia
Pedicularis yunnanensis
permanent supply
phenamazoline
phycoerythrines
physical love
plastic hinge method
port of despatch
refresher leave
rent allowance
round looking sonar
run into tough weather
scientific community
settlable
shipping crop
smai
strict control
sum-and-difference network
surgical lubricant
swagged
system dependability
ten times as easy
tetrabrachial ileothoracopagus
Tolga
transom (window) light
trouble finder
upper-middle-incomes
verizon
volley theory of nerve impulse
Wefaq
written biding