un. 异类原子

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(176) / 评论(0) 分类 疯狂英语2003年

One of the leading researchers in the field of protein folding is David Baker of the University of Washington, in Seattle. 西雅图华盛顿大学的David Baker是蛋白质折叠领域研究者的领军人物之一。 For the past 20 years he and hi

发表于:2018-12-05 / 阅读(124) / 评论(0) 分类 经济学人科技系列

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(88) / 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(93) / 评论(0) 分类 赖世雄学英语第四册

1. similarity /ˌsɪməˈlrɪti:/ -- likeness; resemblance The two pills are alike in color and shape, but there the similarity ends. 这两颗药丸的颜色和形状都很相像,但相似处也仅限于此。 2. simile /ˈsɪməli:/ -- comparison

发表于:2018-12-18 / 阅读(124) / 评论(0) 分类 突破英文词汇

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(141) / 评论(0) 分类 雅思英语

图片1 similar adj. 相似的,类似的 例句:The two buildings are similar on the whole. 从整体来看,这两幢楼是相似的。 similarly adv. 同样地,类似于 例句:We are similarly dressed. 我们的穿着差不多。 likewise

发表于:2018-12-30 / 阅读(78) / 评论(0) 分类 漫画搞定六级词汇(文本+音频)

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(138) / 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(70) / 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(103) / 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(101) / 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(85) / 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(105) / 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(81) / 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(90) / 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(92) / 评论(0) 分类 万物简史

Pill May Change Attraction In a study in the journal Trends in Ecology and Evolution, researchers note that the birth control pill may change a woman's choice in whom she finds attractive. Cynthia Graber reports Some people like to think theres somet

发表于:2019-01-30 / 阅读(149) / 评论(0) 分类 60秒科学

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(93) / 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(88) / 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(102) / 评论(0) 分类 英语口语
学英语单词
0853
Aeromonadaceae
analog control technique
Anginine
arshad
ascend in
Authentication system.
automatic slot
bustout
cadastration
calibration notch
Canopar
cardioroentgenography
cattleguard
coarse synchronizing
coil-temper-mill
concentric arch
contactology
Cope's points
cross nerve
cross-vine
curved spoke shaver
curved tube
cycle, design
cycloneosamandione
Cypripedium formosanum
deep tank bulkhead
detection run
Deusdorf
direct-beam infrared
Domestic Final Sales
dry curry
employees
end tipper
episomal template
fittle
flavo(u)r enhancer
fragments
framegrabbers
free liquid reserves
furnace linings
glow discharge visualizer
goal directed control
goes to hell
goose pimples
grazer
hackin'
hope for
improper dunnage
keep ... company
lom
mesophytic era
mininet station
moderator drain valve
molecular oxygen infrared atmospheric band
movement weight hook
mulebacks
near-density curve
neocandona helunga
NNW
noncompensated valve
normal minimum spacing
normal shaft horsepower
on ground of
ordering of entries
over-identify
overspreadings
paracalanidae pavo
peccan
physical capital stock
popping-back
port establishment
postiglione
praeteritios
pub-goer
pulse interval
random file format
redfearn
reeling gait
regular calomel electrode
reoperated
right-or-wrong
rosh hashonahs
rubidium hydroxide
ruthenacycles
Sderutin
seminarist
sheephead
soda nitre
steering clutch release
sterling exchange
synchronous receiving motor
testosterone-sterilized(female)rat
Togolese
tritolyltin bromide
twisting tension
tyndallization
unbibium
wearing her heart on her sleeve
Web year
wet stamping
xylylene dichlorides