电子枪栅偏压电源

Decoding The Matrix Carrie-Anne Moss (“Trinity”) : It’s very rare that you actually get to 1) merge what you do with what you believe in. The Matrix: we had a life changing experience making it

发表于:2018-11-28 / 阅读(292) / 评论(0) 分类 疯狂英语2003年

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(183) / 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(207) / 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(240) / 评论(0) 分类 俚语口头禅

发表于:2018-12-24 / 阅读(246) / 评论(0) 分类 英语口语1+1

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(276) / 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(265) / 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(242) / 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(251) / 评论(0) 分类 美国习惯用语

By Kari Barber Dakar 21 March 2008 In many African countries, few people have access to computers and the Internet. Experts say this is hindering development and preventing students from being able to compete for jobs. At a conference in Dakar this w

发表于:2019-01-07 / 阅读(218) / 评论(0) 分类 VOA标准英语2008年(三月)

Kenya Moves Full-Steam Ahead on Geothermal Production Kenya is expanding plans to become one of the worlds top geothermal power producers with the start of explorations at a site called Menengai. The government is also aiming to make geothermal Kenya

发表于:2019-01-13 / 阅读(184) / 评论(0) 分类 VOA标准英语2011年(十一月)

[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(282) / 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(177) / 评论(0) 分类 TED演讲教育篇

Science and Technology Intelligence testing Who are you calling bird-brained? 科技 智力测试 叫谁是笨蛋呢? An attempt is being made to devise a universal intelligence test 人类正尝试设计一种通用的智力测验 WHAT is the IQ o

发表于:2019-01-26 / 阅读(165) / 评论(0) 分类 经济学人科技系列

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(198) / 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(169) / 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(222) / 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(226) / 评论(0) 分类 节奏布鲁斯

STEVE INSKEEP, HOST: How is it that police officers sometimes shoot the wrong person? That question has grown more urgent after recent police killings of two black men. Emantic Bradford Jr. was killed while running from a shooting at an Alabama mall.

发表于:2019-02-21 / 阅读(187) / 评论(0) 分类 2018年NPR美国国家公共电台12月

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(202) / 评论(0) 分类 双语有声阅读
学英语单词
allegator
arcuate, arcuated
Atlantic white cedar
ballast-weed
baseball-loving
bending ratio
brass instrumentalist
Bromanilpromide
bulbous portion
buqayq (abqaiq)
calc-silicate
climatic periodic variation
CODASYL-compliant
colpectasia
commercial feed
community outreach movement
core flow test
credit hour
crossbirths
cuatro
cuproautunite
Cyclops oithonoides
cytitis
derect
dialation
double whole-note
eboo
egg foo yung
eses
fatty livers
gastroscopic
groundcrew
guaviare
guignardia dioscoreae
hard curd
head-pulley-drive conveyor
Hesperians
high-speed local network (hsln)
home-porting
hubs of the universe
I'm a guy
impreza
iron bearing alloy
james neville masons
Jenssen exhaust scrubber
jet dynamics
Kinsey 6
known-items
Kudayn
lachrymators
meat-cleaver
melachrinos
memorialisations
midday tea granules
miell
mr universe
mujahideen
muluple tropopause
musa liukinensis makino
noncircular plain bearing
oil string casing
orthodox medicine
oso
panmictic index
patriarfeudual
periodic selection
peripheral blood
pole slipping protection
preliminary hearing
press off
procuration money
random code book
ratioed
refcount
remocon
report error
rule of military government
samhan
self-optimizing machines
shank of tool
sherards
smooth someone's path
sounding machine check
Stellaria soongorica
Straightening machines
Suhl
suit-cases
sulphoximides
surez
test and evaluation command
the evil one
theory of functions of complex variable
trailer house
treatment of drinking water
un-negated
Varanidae
volitations
vorozole
web of curves
xizor
Yatenga, Prov.
zoned ventilation