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
ABMC
abnormal filling
abyssoliths
agency general
an end
Asscrackistans
beat my brains out
belles-lettristic
belong here
blew our own trumpet
C3H6O3
Canberra homopolar generator
carbonation gas
cephalonis
charlie moore
cheilanthes nudiuscula
chelydridaes
citrogenase
colour chassis
condensing factor
contact superheater
Copsychus
couchgrass
danso
dibenzoazepines
differential yield
door schedule
double wall tank
embryonic system
experiment(al) error
eye-type knife head
from abroad
gas-flow ionization chamber
gilty
gratuital
GUBU
hamanatto
herba thermepsidis
heterocycloalkanes
heterorhabdus spinosus
holder of the bill of lading
hypothyreotic dwarf
idee fixe
incred
ineligibilities
inside buoy
integrative health model
intelligence qoutient
internationally-recognized
intj
inverse plasmon scattering
iodiferous
Jaciporã
Kaminoyama
ladening
Lisboners
loading capacty of the magazine
macro instruction system
main line code program
main or first infection
major missile attack
Makar'yevo
mesokurtosis
method of derivation
microwave material
monested
morning milk
MSSP
multilinear operator
multimode fiber
N-methylimidazoleaeetic
needlework
over-head line pole
Paree
parolfactory area(brocae)
pattern layout
photoelectronic tracking device
prevailers
pure export subsidies
raips
raw matte
robot design
scancodes
Schauspiel
single chip computer
solid zone melting
start-stop network
state of statistical control
supernate
supernaturalist
TB4
tender-mindedness
theatre of protest
thermocompression bonding
tilted surface
top-down management orientation
tulda
under existing conditions
unmatriculated
vacha
W.E.C.
warning