卢瑟福核原子

A Century of Memories (1940-1949) On the first Sunday in December 1941, Americans were doing what Americans did on any normal Sunday.

发表于:2018-11-28 / 阅读(159) / 评论(0) 分类 疯狂英语2003年

雅思听力场景词汇:化学词汇 在雅思听力考试场景中,化学相关的场景的词汇较为生涩,平时生活中可能也运用得比较少,以下的词汇供大家参考喔。 molecule 分子 particle 粒子 ion 离子 particle

发表于:2018-12-19 / 阅读(128) / 评论(0) 分类 雅思英语

Unit 6 TEXT I Atomic Cars Text Every motorist dreams of a car of the future that does not have to be refuelled every few hundred miles, a car that will cost little to run because there is no outlay on

发表于:2018-12-29 / 阅读(99) / 评论(0) 分类 新编大学英语教程

图片1 atom n.原子 例句:An atom bomb would destroy a city. 一颗原子弹可以摧毁一个城市。 atomic adj. 原子的,原子能的,微粒子的 例句:Since the advent of atomic power, there have been great changes in industry. 自

发表于:2018-12-30 / 阅读(59) / 评论(0) 分类 漫画搞定六级词汇(文本+音频)

THE MAKING OF A NATION - Rutherford Hayes Wins Disputed 1876 Presidential Election By David Jarmul Broadcast: Thursday, August 18, 2005 (MUSIC) VOICE ONE: THE MAKING OF A NATION -- a program in Specia

发表于:2019-01-11 / 阅读(107) / 评论(0) 分类 The Making of a Nation

We have multiplied our possessions, but reduced our values. We talk too much, love too little and lie too often. We've learned how to make a living, but not a life; we've added years to life, not life to years. We have taller buildings, but shorter t

发表于:2019-01-11 / 阅读(85) / 评论(0) 分类 阅读空间

AS IT IS 2016-01-07 North Korea Says It Tested Hydrogen Bomb 朝鲜声称进行了氢弹测试 North Korea says it tested a hydrogen bomb on Wednesday. 朝鲜声称周三测试爆炸了一枚氢弹。 The U.S. Geological Survey reported a 5.1 magnitu

发表于:2019-01-12 / 阅读(83) / 评论(0) 分类 2016年VOA慢速英语(一)月

(一)a is n times as small (light,slow,)as b. a is n times smaller (lighter, slower,) than b. 以上两句均应译为:a的大小(重量,速度,)是b的1/n[或a比b小(轻,慢,)(n-1)/n]. e.g. The hydrogen atom is near1y l6 times as

发表于:2019-01-17 / 阅读(71) / 评论(0) 分类 英语口译

英语中表示倍数减少的表达方法(一)a is n times as small (light,slow,)as b. a is n times smaller (lighter, slower,) than b. 以上两句均应译为:a的大小(重量,速度,)是b的1/n[或a比b小(轻,慢,)(n-1)/n]. e.g

发表于:2019-01-17 / 阅读(88) / 评论(0) 分类 英语口译

In the spring of 1904, Rutherford traveled to London to give a lecture at the Royal Institutionthe august organization founded by Count von Rumford only 105 years before, though that powdery and periwigged age now seemed a distant eon compared with t

发表于:2019-01-29 / 阅读(90) / 评论(0) 分类 万物简史

At McGill University in Montreal the young New Zealandborn Ernest Rutherford became interested in the new radioactive materials. With a colleague named Frederick Soddy he discovered that immense reserves of energy were bound up in these small amounts

发表于:2019-01-29 / 阅读(89) / 评论(0) 分类 万物简史

Fortunately more sober types were at work elsewhere. In 1808, a dour Quaker named John Dalton became the first person to intimate the nature of an atom (progress that will be discussed more completely a little further on), and in 1811 an Italian with

发表于:2019-01-29 / 阅读(73) / 评论(0) 分类 万物简史

THE MAKING OF A NATION - Election of 1876: One of the Closest in American History By Frank Beardsley Broadcast: Thursday, August 11, 2005 (MUSIC) VOICE ONE: THE MAKING OF A NATION -- a program in Spec

发表于:2019-01-30 / 阅读(116) / 评论(0) 分类 The Making of a Nation

俗话说:一母生九子,九子各不同。这句话在我邻居家孩子的身上体现得淋漓尽致。大女儿心灵手巧,做什么像什么;而二女儿却刚好相反,总是笨手笨脚。All thumbs就用来形容她这种笨手笨脚

发表于:2019-02-06 / 阅读(74) / 评论(0) 分类 实用英语

Organizers of the upcoming football World Cup in South Africa are hoping the event will provide a boost to South Africa's economy and especially to its growing tourism industry. But at a recent tourism convention in Durban, some operators are express

发表于:2019-02-12 / 阅读(110) / 评论(0) 分类 VOA标准英语2010年(六)月

As physicists began to delve into this subatomic realm, they realized that it wasn't merely different from anything we knew, but different from anything ever imagined. Because atomic behavior is so unlike ordinary experience, Richard Feynman once obs

发表于:2019-02-17 / 阅读(65) / 评论(0) 分类 万物简史

On BBC Radio 4, Drs Adam Rutherford and Hannah Fry have been answering intriguing scientific questions from listeners and the BBC Future audience. 在BBC广播4频道,广播听众和BBC《未来》栏目的观众就一些有趣的科学问题进行提

发表于:2019-02-18 / 阅读(84) / 评论(0) 分类 阅读空间

1.心事重重 some thing weighs heavily on ones mind The boss is quite down these days. He seems to have something weighing heavily on his mind. 老板这几天沉默寡言,看起来好像是心事重重的 2.苦苦哀求 press ones suit She press

发表于:2019-02-19 / 阅读(86) / 评论(0) 分类 英语口语

听力内容有不详尽之处啊,欢迎大家留言讨论,纠正。谢谢 在线英语听力室http://www.tingroom.com Gossip Girls' Star Kelly Rutherford's Custody Battle We are Join with by our legal analyst Dan Abrams, and Dan, I tell you Ive

发表于:2019-02-28 / 阅读(115) / 评论(0) 分类 访谈录2012年

In 1910, Rutherford (assisted by his student Hans Geiger, who would later invent the radiation detector that bears his name) fired ionized helium atoms, or alpha particles, at a sheet of gold foil. To Rutherford's astonishment, some of the particles

发表于:2019-03-10 / 阅读(176) / 评论(0) 分类 万物简史
学英语单词
a rack of lamb
Adipidone
all-clear signal lamp
amplitude of the burst-key pulse
Andean flamingo
association band
automatic thrust
Bairstow number
Ballincollig
bottom culture
brattery
brenstone
brissopsis luzonica
Candistatin
cearls
city trench
CLNP
colonizing period
come to deficit
contra-flow
crane trolley
credit score
daily locomotive output
deep-cutting
devast
discharge one's functions and powers
dragonneau
effective half-word
El Matmar
enhanced network
extortioner
fan-shaped floor tile
fellow-workers
fine melt copal
flexus
genus halenias
goes all the way
gonepoietic
Gypsophila licentiana
halidays
halogenohydrin
hedycryptus rufopetiolatus
Hongik
horizontal rotary-knife shredder-mower
Houdry catalytic reforming process
Hsa Mong Hkam
hully
hups
idle frequency
inbold
iron-ironcarbide equilibrium diagram
Istrinskiy Rayon
just one
lacinule
lecyth
Lepicortin-beta
marconigraphy
masheen
massedness
microbleeds
mought
moulding ogee
murkton
nondegenerate continuous distribution
northern red oaks
not late
order of convergence
Out of my sight!
outward reinsurance
Panicum trypheron
pattern for reference
piperazines
Plio-Miocene
polyalkenoate
programming language manual
raking prop
rangefinder with stereoscopic fixed mark
red house
salmon oil
salse
Santillana, Embalse de
saxifragas
seasonal vicariad
Seubersdorf
statement of expense
statutory functions
stewdyent
surface tissue
taichis
tanura
togbe
top soil plow
transcriptase
two-coil relay
Uel'kal', Mys
umbrosity
unselected marker
wack it
water-bound hoggin
wfm
whale factory vessel
zirlite