激活原子

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(276) / 评论(0) 分类 疯狂英语2003年

You probably already know everything is made up of little tiny things called atoms 你也许已经知道所有的东西都是由微小的原子组成。 You might even know that each atom is made up of even smaller particles called protons, neutrons

发表于:2018-12-08 / 阅读(175) / 评论(0) 分类 TED演讲教育篇

[00:00.00]Lesson 4 Atom [00:01.95]原子 [00:03.89]The really strange thing about atoms is that most of us will never see one. [00:08.87]原子最奇特之处在于绝大多数人永远也无法看到它。 [00:13.84]Atoms are so small that it's impo

发表于:2018-12-08 / 阅读(161) / 评论(0) 分类 赖世雄学英语第四册

Muslim Brotherhood Ready for More Active Role in Jordan From VOA Learning English, this is IN THE NEWS in Special English. The Muslim Brotherhood is one of the largest Islamic groups in the Arab world. For years, the Brotherhood has been banned in a

发表于:2018-12-16 / 阅读(182) / 评论(0) 分类 2013年VOA慢速英语(六)月

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(223) / 评论(0) 分类 雅思英语

This is scientific Americans 60 Second Science. I'm Steve Mirskey. Got a minute? The lure of gold can be electric to some people even though the element is chemically inert on the large scale. But the researchers from Georgia Tech report that down at

发表于:2019-01-04 / 阅读(209) / 评论(0) 分类 Scientific American(三)月

We have bigger houses and smaller families; more conveniences, but less time; we have more degrees, but less common sense; more knowledge, but less judgement; more experts, but more problems; more medicine, but less wellness. We have multiplied our p

发表于:2019-01-08 / 阅读(143) / 评论(0) 分类 英语美文

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(181) / 评论(0) 分类 阅读空间

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(194) / 评论(0) 分类 TED演讲教育篇

(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(194) / 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(184) / 评论(0) 分类 英语口译

Science and Technology Fundamental physics Antimatter of fact 科技 基础物理 反物质研究突飞猛进 Researchers at CERN have held on to anti-atoms for a full quarter of an hour 欧洲核子研究中心的科研人员让反原子颗粒存在时

发表于:2019-01-26 / 阅读(144) / 评论(0) 分类 经济学人科技系列

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(165) / 评论(0) 分类 万物简史

The structure of atoms and the significance of protons will come in a following chapter, so for the moment all that is necessary is to appreciate the organizing principle: hydrogen has just one proton, and so it has an atomic number of one and comes

发表于:2019-01-29 / 阅读(177) / 评论(0) 分类 万物简史

LONDON, July 4 (Xinhua) -- Anders Fogh Rasmussen, Secretary General of the North Atlantic Treaty Organization (NATO) expressed his hope on Wednesday that NATO would seek a more active dialogue with China. We must expand the range of nations with whom

发表于:2019-01-30 / 阅读(241) / 评论(0) 分类 英语新闻

SEOUL, Nov. 8 (Xinhua) -- Samsung Electronics, the world's largest flat screen TV vendor, said Tuesday that it has suspended its plan to develop active shutter three-dimensional (3D) TVs with RealD, the U.S.-based 3D technology supplier. Samsung has

发表于:2019-01-30 / 阅读(214) / 评论(0) 分类 英语新闻

WASHINGTON, May 1 (Xinhua) -- Scientists from IBM on Wednesday unveiled the world's smallest movie, made with one of the tiniest elements in the universe: atoms. Named A Boy and His Atom, the movie used thousands of precisely placed atoms to create n

发表于:2019-02-04 / 阅读(154) / 评论(0) 分类 英语新闻

今天我们要学的词是active duty。 Active duty, 现役的。星期一是美国阵亡将士纪念日。 My friend Jack is an active duty Army Captain who has deployed overseas three times, 我朋友杰克是现役陆军上尉,先后三次被派

发表于:2019-02-05 / 阅读(206) / 评论(0) 分类 英语每日一词

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(161) / 评论(0) 分类 实用英语

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(170) / 评论(0) 分类 英语口语
学英语单词
3-methyoxy-4-hydroxyphenylglycol
a bully is always a coward
accinging
adoption study
aludirome resistor grid
apuzzo
associate program
bloodvine
bulging factor
campylobacterosis
Capinopolis
celiac crisis
Chamelaucium
chromel-alumel thermometer
cologarithms
Combretum erythrophyllum
continuancy
crown sling stay eye bolt
cryosystem
cyclotide
dellums
diatonic auxiliary note
discoursive
diynyl
draft declaration
drag sb. through the mire
elliptical complex
facial disseminative miliary lupus
Francisco Goya
free field correction curves
freezing pressure
front bumper arm
garbage cans
gatherround
gazzetta
general purpose application program
Giemsa banding
gross social product
harry s trumen
have one's regular spell
heterochromatinize
homodihydrocapsaicin
human traffic
hysteric
independent data communication system
integral value
knee high to a grasshopper
korte
lead poisonings
Leonurus villosus Desf.
lightpath
make belief
market socialism
metal crawler
mnenonic operation code
Mobutu Sese Seko, L.
nearly-new
nonharmonic tidal constants
nonhispanic
ogee shape S
Okpara, R.
one-quadrillionths
Parallel transmission.
pendulum impact test
perineuritic
phylum Cnidaria
plase
plenasium banksifolium pr.
podocin
posterolophids
pre-combat
prortopolypus
put upon the full stretch
pyrrosia angustissima
relative correction
resting mycelium
ring laser liquid flowmeter
secondary great circle
secretted
sextant positioning
shipment offered for carriage
short-day regions
shrivelled apple
similarity method
sleepifying
spur blight
step counterbore
subpicosecond pulse
SV (solenoid valve)
tennstedt
test photography
tetraethylammonium
the present tense
troucht
twin gliding plane
umc
unctus
Viana do Castelo, Dist.
vibratory pile driving and extracting frame
wallmount
weather typing
zero-order impedance