逆放大器

A: Something's wrong with my computer. B: What's the problem? A: My computer won't turn on. B: Did you see if all the connections are right? A: I'm not sure I understand what you mean. B: The connections between your CPU and your outlet. A: Is that w

发表于:2018-11-30 / 阅读(222) / 评论(0) 分类 英语情景对话-日常生活

作文和听力,阅读一样,可以早做准备。现在流行的复习方法是从下半年复习,甚至是考试前3个月才开始复习。复习的教材无一例外的是考试虫系列的万能作文:背一二十篇作文模式,背一二

发表于:2018-12-12 / 阅读(106) / 评论(0) 分类 英语学习方法

2 What are the two speakers doing? [A] Walking down a hill [B] Climbing stairs [C] Discussing a trip

发表于:2018-12-30 / 阅读(136) / 评论(0) 分类 听听测测

3 Where are the two speakers? [A] In a restaurant [B] On a farm [C] At the man's home

发表于:2018-12-30 / 阅读(151) / 评论(0) 分类 听听测测

253 、 牙板扳手;丝模扳手 dieholder(stock) 254 、 牙板螺帽 dienuts 255 、 牛皮胶;动物胶 animalglue 256 、 牛油纸 tracingpaper 257 、 牛顿运动定律 Newton'slawsofmotio

发表于:2019-01-03 / 阅读(141) / 评论(0) 分类 英文名句短语

This is Scientific American's 60-Second Science. I'm Christie Nicholson . Got a minute? The lure of gambling clearly comes from the chance of winning. But how exciting is it to almost win? A study in the February 12th issue of the journal Neuron look

发表于:2019-01-08 / 阅读(184) / 评论(0) 分类 Scientific American(二)月

This is Scientific Americans 60-Second Science. Im Sophie Bushwick. Got a Minute? What's the best way to find out if an unknown mixture contains a specific substance, like an environmental contaminant? You could use an expensive, bulky gas chromatogr

发表于:2019-01-08 / 阅读(168) / 评论(0) 分类 Scientific American(八)月

序号 中 文 英 文 术语解释 缩写 来源 181 运行,管理和维护 Operation,Administration and Maintenance OAM YD/T 1273-2003 182 光功率放大器 Optical Boosting Amplifier OBA YD/T 12

发表于:2019-01-08 / 阅读(192) / 评论(0) 分类 电信英语

在中国,普通话作为官方语言的地位日益巩固。然而在英国,为什么大多数的英国人不遵循标准的发音[standard pronunciation or RP(received pronunciation)],却喜欢操着一口地方口音呢?难道英国人不认

发表于:2019-01-11 / 阅读(120) / 评论(0) 分类 实用英语

Gold, Oil Prices Up as Investors Seek Safe Haven 投资者寻求避险:黄金、石油价格上涨 NEW YORK The up-and-down prices of oil and gold mirror the unsettled world situation, and both reflect the economic squeeze most nations currently face

发表于:2019-01-14 / 阅读(126) / 评论(0) 分类 VOA标准英语2016年(三月)

1. The work that Tim Pons and his colleagues published last week is basic research into the portion of the brain, the cortex, that one scientist says is responsible for all the interesting things we do. 剖析:在这个长句中, 共有两个定语从

发表于:2019-01-17 / 阅读(179) / 评论(0) 分类 雅思英语

Quite what Halley expected to get from him when he made his unannounced visit in August 1684 we can only guess. But thanks to the later account of a Newton confidant, Abraham DeMoivre, we do have a record of one of science's most historic encounters:

发表于:2019-01-29 / 阅读(100) / 评论(0) 分类 万物简史

Hong Kongs first leveraged exchange traded funds have launched in a bid to tap Asian demand for structured products, even as western regulators are examining the mechanics of leveraged and other riskier forms of ETFs. 香港首批杠杆交易所交易基

发表于:2019-02-01 / 阅读(115) / 评论(0) 分类 英语新闻

Janet Jackson的新专辑登上了美国流行专辑榜榜首位置,这是她7年的第一个冠军,但唱片的销量却折射出音乐界总体的滑坡。 《Discipline》是杰克逊音乐生涯中第6张冠军专辑,截止到3月2日,共售出18.1075万张。而她此前的两张专辑虽然只取得亚军,但销量相当可观。 Artist

发表于:2019-02-03 / 阅读(196) / 评论(0) 分类 音乐咖啡厅

Heres one way to make sure you have perfect attendance in your class: 让你把全部注意力放在课堂上只有一种方法: Meet Pietro Boselli: Obviously, hes ridiculously good-looking. 来见见我们的彼得罗博塞利:看吧看吧,他真

发表于:2019-02-06 / 阅读(136) / 评论(0) 分类 阅读空间

You know how it goes: youre trying to talk to your grandchildren, but theyre constantly checking their beeping phones. Im listening . . . they insist. Except you know only too well theyre not. At home, over dinner, you want to catch up with your husb

发表于:2019-02-07 / 阅读(173) / 评论(0) 分类 阅读空间

和同事聊天时,她突然问我:当时,他是怎么向你求婚的,浪漫吗?我一愣,随即笑了:我老公是很木讷的人呢,你说会浪漫吗?虽然这样说,我心里却泛起甜丝丝的感觉来。他确实从来不浪漫,他的求婚没有

发表于:2019-02-18 / 阅读(146) / 评论(0) 分类 英语美文

Over the last 13 years, investors have experienced some of the largest financial bubbles in history. Asian currencies rose and fell, technology and Internet shares suffered staggering losses, oil and other commodities rode a wild roller coaster, and

发表于:2019-02-18 / 阅读(112) / 评论(0) 分类 阅读空间

一. 上升增长1.add up to 增加了eg. The total amount of added up to 14 billion pounds(14%) in 1994. 2. to jump to / to soar to 一跃达到/ 猛增到 eg. The total working days lost soared to 10 million in 1979. 3.an increase of ab

发表于:2019-02-18 / 阅读(177) / 评论(0) 分类 四六级写作指导

Law of Supply Demand: This is the founding block of economics. Whenever supply of something increases its price decreases and whenever supply decreases price increases. Thus, when you have excess production of corn, food prices decrease and vice vers

发表于:2019-02-25 / 阅读(132) / 评论(0) 分类 英文语法词汇
学英语单词
accessory canaliculi
adaptive optics
al barkat
allomorphs
alutaceus
annents
aphthobullous
Arabian Nights, The
assist ... in
backo gradiste
bacteriophobes
bacule
biochemical effect
bring humiliation upon sb
Champagne-sur-Oise
clairaudiently
committee on geosciece information
Commonwealth of England
compression spring
computerized mill
delphoi
diphenyl boiler
discriminating cut out
docksteps
duacs
Dudwick, Hill of
dysgenic milk
efficiency of asynchronous motor
EIC
eluates
exotic atmosphere
explosion hazard gases
external contact base
forinstance
fruit sugar
fucktwit
funicularin
garama
garden patience
gelatine liquefication
get me down
grantee of patent
ground fallout plot
ground water recharge capacity
hanging garment container
heinsby
her grace
Horicon National Wildlife Refuge
inspector-general's department
intrusive growth
kelvin solid
letter-racks
Lycaena
makecurve
matusows
mechanized classification
mirror dislocation
music genre
negative strip
newspaper distribution system
nonsexuality
offer subject to change without notice
optimality analysis
Pageview
performance check
pigmented tongue
prepressing-die-float control
product analyst
ProSom
Ratcliffe
relyric
representation of plans
rochette
rugulovacin
SA (system analysis)
sample level of significance
selliguea quasidivaricata
serum transaminase activity determination
shaft clevis
shock therapy
shop office expenses
sieve of molecular
slag aggregate
source grid electrode
spatial organization
statement of cost of goods manufactured
substation
synchronograph
synchronous terminal support
systems analysis manager
through-going shaft
torroni
transport on a special route
tunnel recess top
turvey
two-up, two-down
ultra-violet absorption spectrometry
vision device
weather roll
wedge planting
weighted score
yellow-fever