音标:[ˈfɪʃən træk ˈdeitiŋ ˈmeθəd] ;
裂变径迹法年龄测定

We Cant Just Play with sports I believe that the greatest frontier of our ignorance lies in the relationship of man to man. I do not discount in the marvelous development in the world of things, nor do I devaluate the contributions of those who made

发表于:2018-11-30 / 阅读(164) / 评论(0) 分类 英语励志美文精华

Unit 3 Family One Modern dating 现代约会 1 Introduction A For millions of singles, e-mail has become an essential tool in the dating game. It's a good tool for casually getting to know people. It expedites the whole dating routine. 对于成百万的单身

发表于:2018-11-30 / 阅读(164) / 评论(0) 分类 零距离美语会话

measurement slave unlimited invert symmetrical lessen lever hip liability overlook thresh tensile vision likeness steady siege fission limp line linear vein commence obscure

发表于:2018-12-01 / 阅读(115) / 评论(0) 分类 用Mp3背六级单词

a lot of [much or many] We had a lot of rain. carry out [to do; to put into effect] Please carry out the plan. pass a bill [approve] Congress is expected to pass a bill to cut taxes. take steps [to start to do something] The government will take step

发表于:2018-12-01 / 阅读(159) / 评论(0) 分类 VOA慢速英语1500基础单词例句

007 marriage and dating beginner A: how are you wedding plans going. B: very well. We started organizing everything early to avoid a last minute rush to get things done. The only thing that isnt ready yet is my wedding dress. A: when will that be re

发表于:2018-12-02 / 阅读(82) / 评论(0) 分类 情景英语口语100主题

THIS IS AMERICA - Dating By Jerilyn Watson Broadcast: Monday, February 14, 2005 (MUSIC) VOICE ONE: Welcome to THIS IS AMERICA, in VOA Special English. I'm Steve Ember. VOICE TWO: And I'm Faith Lapidus

发表于:2018-12-07 / 阅读(130) / 评论(0) 分类 This is America

Is a Fusion Nuclear Reactor Coming Soon? 核聚变反应堆会很快推出? 美国科技组织的洛克基德马丁称五年内,将会建成一个核聚变反应堆。他说预计到2017年能呈现一个操作雏形,到2022年,就能够投入使

发表于:2018-12-08 / 阅读(101) / 评论(0) 分类 2014年VOA慢速英语(十二)月

NASA Tests Power System to Support Manned Missions to Mars United States government agencies say the first tests of a very small nuclear power system designed for missions to Mars have been successful. 美国政府机构表示,为火星任务设计的

发表于:2018-12-08 / 阅读(125) / 评论(0) 分类 VOA标准英语2018年(一月)

Once again, North Korea has defied international demands to give up its nuclear and missile programs. They're illegal, as far as the United Nations is concerned. They're a right as far as North Korea is concerned. And the communist country said on Su

发表于:2018-12-20 / 阅读(79) / 评论(0) 分类 CNN美国有线新闻2017年9月

World's First Nuclear Fusion Reactor 50 Percent Complete At the Geneva Superpower Summit in November 1985, American President Ronald Reagan met with the Soviet Union's General Secretary Mikhail Gorbachev. 在1985年11月的日内瓦超级大国首脑会

发表于:2019-01-03 / 阅读(80) / 评论(0) 分类 2018年VOA慢速英语(一)月

Whether youre giving a toast, presenting a project, or delivering a doomsday warning, these tips will help you look like less of an amateur during your speech. Most of us dont like giving speeches. Unfortunately, sometimes theres no way to weasel out

发表于:2019-01-08 / 阅读(123) / 评论(0) 分类 英语小短文

Shrimp 虾 Is shrimp your favorite seafood? 虾是你最喜爱的海产品吗 People love shrimp a lot. 人们非常喜欢虾。 But do you know that fission whales like shrimp, too? 但是你知道裂变鲸也喜欢虾吗? Female shrimp hatch 50,0

发表于:2019-01-10 / 阅读(95) / 评论(0) 分类 与美国小学生一起学英文第8册

US Praises Nuclear Deal with Iran, Others Concerned 美国称赞伊朗核协议的同时其他国家表示担忧 The deal between Iran and six world powers to place limits on Irans nuclear program has brought reactions from cheers to alarm around the

发表于:2019-01-12 / 阅读(74) / 评论(0) 分类 2015年VOA慢速英语(四)月

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(82) / 评论(0) 分类 2016年VOA慢速英语(一)月

By David McAlary Washington 21 November 2006 The United States and more than 30 other nations have signed a $13 - billion agreement to develop a form of nuclear power in a process called fusion. In a Paris signing ceremony, they agreed to cooperate

发表于:2019-01-12 / 阅读(194) / 评论(0) 分类 2006年VOA标准英语(十一月)

Fusion is how stars produce energy. It occurs when the nuclei of light atoms, such as hydrogen, are fused together under extreme pressure and heat. Tokamak Energy, from Oxfordshire, believes that the third version of their compact, spherical tokamak

发表于:2019-01-17 / 阅读(143) / 评论(0) 分类 2015CRI中国国际广播电台

Random numbers are hugely important for modern computing. They're used to encrypt credit card numbers and emails. To inject randomness into online gaming. And to simulate super complex phenomena, like protein folding or nuclear fission. But here's th

发表于:2019-01-20 / 阅读(90) / 评论(0) 分类 2016年Scientific American(九)月

A-bomb, atomic bomb 原子弹 absorption 吸收 to accelerate 加速 accelerating chamber 加速室 accelerator 加速器 synchrocyclotron 同步回旋加速器 synchrotron 同步加速器 betatron 电子

发表于:2019-02-03 / 阅读(107) / 评论(0) 分类 英文语法词汇

Meanwhile the tireless Rutherford, now back at Cambridge as J. J. Thomson's successor as head of the Cavendish Laboratory, came up with a model that explained why the nuclei didn't blow up. He saw that they must be offset by some type of neutralizing

发表于:2019-02-17 / 阅读(92) / 评论(0) 分类 万物简史

今天我们要学的词是 speed dating, speed is spelled s-p-e-e-d, dating is spelled d-a-t-i-n-g, speed dating. Speed 是快速,dating 是约会,连在一起 speed dating, 就是快速交友,闪电配对。Speed dating has become popular in

发表于:2019-02-19 / 阅读(91) / 评论(0) 分类 英语单词荟萃
学英语单词
2-thiopheneacetic acid
acrasiomycetess
architectural sociology
assembly holding block
auto-mechanic
automate
bennun
biomagnifying
biotolerant
brake spring pliers
British Standards Institution
byzance stitch
capital property rights
chondrosine
collective trademark
composite-lift method (of depreciation)
constructive desertion
damagers
death instincts
desflurane
divisible leter of credit
dyadic system
earthen
ekzema
electrochemical overpotential
elevator actuator
emergency medical service
epidemic rheum
erla
evaporograph cell
excessive damages
export commodities fair
faiditus xiphias
fern-like ice crystal
Ficus microcarpa
fig-birds
fine mull
flame pea
flux bubble
getting through to
glory scattering
Goonhilly
grammitis congener
gravity table
groupware
hang-dog air
Holoptychius
internal revenue services
keratoplsia
ketines
kettlers
log mean rule
logical entailment
lubricating oil still
Magnetic Particle Testing
manganese bromide
mattadore
mcdougle
methenyl chloride
misspent
nibelungenlieds
oral availability
Osillatoriales
paper for fisheries
papilloretinopathy
parallel money markets
patented article
pequi
plug-in sheet
policy changes
punch tape reader
Quinean
rarotonga i.
repulser
rice hopper
rio de la platas
run out conveyer
scintillation vial
section break
shortcovering
skid board
smarty-pant
sowerbies
stylograph
supervenes
surgical ciliated cyst of maxilla
temple garment
test cell run
three-wheeled motor vehicle
tie something to something
torreyagrandate
total insured value
tumor removing spoon
Ulmus gaussenii
Unangans
untreading
upper half bearing bracket
veder
velocity shock
water household
wing-bolt
wreck crane