倾斜电子枪

In the square outside the British Library in London is a sculpture of Sir Isaac Newton - The first man who asked why apples seem always to fall towards the centre of the earth. Maybe they chose it for the spot because it shows a great scientist at wo

发表于:2018-12-07 / 阅读(152) / 评论(0) 分类 英文杂志-Magazine

This is Scientific American's 60-Second Science. I'm Sophie Bushwick. Got a minute? The shortest distance between two points may be a straight line, but try telling that to electrons: when current flows down a wire, these particles zig and zag, movin

发表于:2018-12-24 / 阅读(177) / 评论(0) 分类 Scientific American(九)月

【句子对照】 Hey, don't jump the gun. Listen to what he has to say before you make a decision. 嗨,不要操之过急,在做决定之前听听他怎么说。 【关键俚语】 jump the gun 英:To act too soon, before the proper time; to act on an impulse, without thinking

发表于:2018-12-24 / 阅读(211) / 评论(0) 分类 俚语口头禅

发表于:2018-12-24 / 阅读(197) / 评论(0) 分类 英语口语1+1

UNIT TWENTY-THREE [00:04.70]Story 3 [00:07.03]1.Look at the question briefly and listen to the story. [00:13.45]Then circle th correct answer. [00:16.90]The Umbrella Man [00:20.45]Yesterday afternoon, [00:23.90]my mother took me up to London to see t

发表于:2019-01-02 / 阅读(260) / 评论(0) 分类 教你怎么听

Three Scientists Win Nobel Prize in Chemistry Three scientists have won the Nobel Prize for chemistry for their work to simplify and improve the imaging of biomolecules. 三位科学家因为在简化和改善生物分子成像方面的成就获得了诺

发表于:2019-01-03 / 阅读(237) / 评论(0) 分类 2017年VOA慢速英语(十)月

今天我们要给大家讲解的两个习惯用语都是以

发表于:2019-01-07 / 阅读(225) / 评论(0) 分类 美国习惯用语

我们曾经讲过几个和gun也就是枪炮的

发表于:2019-01-07 / 阅读(213) / 评论(0) 分类 美国习惯用语

Top Gun Bottom line 每个人的生活道路几乎都是崎岖不平,有上有下的。当然,一般人都喜欢攀登到社会的高峰,而不愿意沦落到社会的最低层。美国的俗语和

发表于:2019-01-07 / 阅读(218) / 评论(0) 分类 美国习惯用语

To stick to one's guns Shooting the breeze 今天我们要讲的两个俗语是和枪,也就是英语里的gun这个字有联系的。我们要讲的第一个俗语是to stick to one's guns。对于士

发表于:2019-01-07 / 阅读(209) / 评论(0) 分类 美国习惯用语

[0:0]efficiency效率,功效 [0:12.1950]elaborate elastic elbow elderly精心计划的,详尽的 橡皮图,松紧带 肘,肘部 较老的,年长的 [1:2.6076]elect electrical electron选举,推选 电的,电气科学的 电子 [1:41.1372]electronic elegant element elementary [2:36.2790]el

发表于:2019-01-16 / 阅读(246) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

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(143) / 评论(0) 分类 TED演讲教育篇

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(174) / 评论(0) 分类 英文语法词汇

Early effect 厄利效应 Early failure 早期失效 Effective mass 有效质量 Einstein relation(ship) 爱因斯坦关系 Electric Erase Programmable Read Only Memory(E2PROM) 一次性电可擦除只读

发表于:2019-02-05 / 阅读(165) / 评论(0) 分类 实用英语

Background carrier 本底载流子 Background doping 本底掺杂 Backward 反向 Backward bias 反向偏置 Ballasting resistor 整流电阻 Ball bond 球形键合 Band 能带 Band gap 能带间隙 Ba

发表于:2019-02-05 / 阅读(146) / 评论(0) 分类 实用英语

我们今天要讲的习惯用语有一个共同的词: top。大家一定早知道这个词。它解释顶端。一般说来高高在上的总比压在底层的来得优越。这正反映在我们先学的两个习惯用语里: top gun. Gun是枪。

发表于:2019-02-06 / 阅读(197) / 评论(0) 分类 美国习惯用语

饶舌:Hollywood Undead - Bottle and a gun 相关介绍 :Hip-Hop,Metal,Emo,电子,混合一起是什么感觉?就是他们,Hip-hop为主,金属为辅,screamo偶来捧场.创造出了这只杰出的乐队.这是他们发行的第一张专辑. 歌词

发表于:2019-02-07 / 阅读(182) / 评论(0) 分类 节奏布鲁斯

Finally, in 1926, Heisenberg came up with a celebrated compromise, producing a new discipline that came to be known as quantum mechanics. At the heart of it was Heisenberg's Uncertainty Principle, which states that the electron is a particle but a pa

发表于:2019-02-17 / 阅读(130) / 评论(0) 分类 万物简史

Neutrons and protons occupy the atom's nucleus. The nucleus of an atom is tinyonly one millionth of a billionth of the full volume of the atombut fantastically dense, since it contains virtually all the atom's mass. As Cropper has put it, if an atom

发表于:2019-02-17 / 阅读(127) / 评论(0) 分类 万物简史

The Microscopic Technique Each advance in microscopic technique has provided scientists with new perspectives on the function of living organisms and the nature of matter itself. The invention of the visible light microscope late in the sixteenth cen

发表于:2019-02-25 / 阅读(166) / 评论(0) 分类 双语有声阅读
学英语单词
acute osteomyelitis
augurian
auriculo-acupuncture therapy
banana-shapeds
bookended
bpeo
Brebach-Fechingen
brine line
budget maximizing
caesalpinias
calcinus gaimardii
canopy top
cercospora fukushiana
chicoried
clock glass
comparative price
conceptual phase
counter-feed
cystase
Damhead
data link control unit
decollement
deep flexor muscle
depreciation-revenue method
differential dynamometer
digital platform
discountable
distributive education clubs of america (deca)
domestic compentition
double projector
dried egg
dumdum fevers
dynamic allocation memory
electric fork lift
endofaradism
error in program sampling
extra blanket
formal contract
ghost ships
go to the devil!
guard ring of stern tube
half hatchet
harmoniacal
hemisomatic monster
heptadienal
holyne
hypercycle
ICSH
initial update program
javalinas
Keith's low ionic diet
Kindly refrain from smoking
klimaszewski
kosso
LAIF
leptotyphlopids
Liangguang
lutetium sulfate
Microtoena robusta
molybdenum blue
neplanocin
nerites
non-candidate
obit sine prole
occidentally
ordered about
Orimulsion
oyster stews
page down
perhydride
phallalgia
pierhead
pneumatic tyre expander
pre-shock stage
proferts
proper conduct
ratchet shaft
recording lever
reduction in long term debt
researchees
resilient sleeve
resumption of one's duties
Rio Azul
rognoni
roll call
school visitor
scontre
sea-deep
shaped up
solar house
solid fluorescence analysis
solid torus
Soren Aabye Kierkegaard
storage class specifier
super-large engine
switch dollar
topographic diagram
torgesen
trihydroxybutane
us slang
Vester Haesinge
zizzs