[计] 断言原子

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(317) / 评论(0) 分类 疯狂英语2003年

Indian government officials quickly slammed the assertion of the Pakistani naval chief that there is no evidence the terrorist attack on Mumbai was carried out by gunmen who took a sea route from Pakistan. The fragile cooperation between India and P

发表于:2018-12-08 / 阅读(202) / 评论(0) 分类 VOA标准英语2009年(二月)

[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(208) / 评论(0) 分类 赖世雄学英语第四册

What do you feel like? Is there anybody feel like drinking something? I don't feel like eating anything. Do you feel like a walk? I feel like lying on the bed and worring about nothing now. I feel like another cup of milk. I don't feel like beer toni

发表于:2018-12-15 / 阅读(282) / 评论(0) 分类 少儿希望英语2

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(298) / 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(270) / 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(168) / 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(230) / 评论(0) 分类 阅读空间

Lesson Twenty-three 听力部分 Dialogue Completion: Listen to the tape repeatedly and try to complete the following dialogues, using the exact words or phrases that you hear on the tape. B Lawyer ( to the jury): The ____ of Madeline Bingham, ______

发表于:2019-01-14 / 阅读(182) / 评论(0) 分类 王强口语 第二册

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(247) / 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(273) / 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(239) / 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(199) / 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(228) / 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(240) / 评论(0) 分类 万物简史

By the middle of the nineteenth century most learned people thought the Earth was at least a few million years old, perhaps even some tens of millions of years old, but probably not more than that. So it came as a surprise when, in 1859 in On the Ori

发表于:2019-01-29 / 阅读(206) / 评论(0) 分类 万物简史

1、避免使用反问句、设问句。特别是作者也没有答案的问题。 例如: Whats the objective of the information? Is it to make people more confused and astray? I partly agree with the authors contention that the enormous and otios

发表于:2019-02-01 / 阅读(269) / 评论(0) 分类 英语作文

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(227) / 评论(0) 分类 英语新闻

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(208) / 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(229) / 评论(0) 分类 英语口语
学英语单词
abolitiondom
aboves
adapting form
adjusting potentiometer
Ahnfeltia
algesia
allagophyllous
antilatent
antipathetic)
archaea
Armenian Soviet Socialist Republic
armorace
audiophiles
automatic range measurement
avorn
balanced type high frequency cable
Bohemian olives
borofluoric acid
boron mud
bracteolate
Branchiosaurus
breunnerite
card board box
Civetta, Mte.
closest packed lattice
complete hernia
congeel
dacryocystorhinostomies
danger notice board
datacoms
Delaware Aqueduct
diagonalised
die coating
disposable syringe
dovyaliss
drive an agrument home
Dzüüngovǐ
even-numbered channels
Federation on Computing in the United States
field branch
fuel oil heating system
garvies
get off my case
GLPP
goti glacial age
grass poly
green rod
Humiriaceae
hydraulic characteristic
IMO pump
inherited valley
jackfurnace
kill the clock
Lander County
Limbadi
lotus tennis kit
MagicBeads
major species
micro-creep
microdiagnostic microprogram
miosphygmia
Mont Cenis, Col du
muchkins
namus
nanoplasmas
non-equilibrium state
nuel
occupatio
one-pipe series-loop heating system
origin-of-life
overparting
package mortar
page code
parched lubrication
pipe dented on both ends
plus-sizer
pregnanolones
procurator's office
pulvi-mixer
put someone's monkey up
quadrupedal extensor reflex
Rixapen
selective insecticide
sense stricto
sensitivity of control system
Siegel zero
signal star
sluice cock
somatomedin
stoneware clay
stoppings-up packing
strike expenses insurance
subtilizers
technical and organization measures
test piece supports
thrillage
ticklely
tranny chaser
transient-state response
twilight phenomenon
vacuum drying
yellow lady-slippers