[电子] 谐振放大器

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(252) / 评论(0) 分类 英语情景对话-日常生活

By Melinda Smith Washington 30 March 2007 Since the mid-20th century the World Health Organization reports there has been an increase in the rate of breast cancer among women in developed countries. For decades, doctors have urged their patients to d

发表于:2018-12-16 / 阅读(237) / 评论(0) 分类 2007年VOA标准英语(三月)

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(152) / 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(165) / 评论(0) 分类 听听测测

Paris Paris intrigues 1 , astonishes, provokes, overwhelms 2 ... and gets under your skin. The City of Light is the apex 3 of architectural beauty, artistic expression, and culinary 4 delight, and it

发表于:2018-12-30 / 阅读(209) / 评论(0) 分类 英语沙龙2004全年合辑下

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(159) / 评论(0) 分类 英文名句短语

54 时差对大脑的影响 DATE=6-6-01 TITLE=SCIENCE REPORT- Jet Lag and the Brain BYLINE=Nancy Steinbach (Start at 59

发表于:2019-01-04 / 阅读(221) / 评论(0) 分类 科技之光

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This'll just take a minute. Olive oil producers generally guess the best time to harvest their olives by checking the fruits color. The olive has to hit that perfect spot where they

发表于:2019-01-08 / 阅读(133) / 评论(0) 分类 Scientific American(五)月

Searching the Internet can be a totally exhausting experience, as you bounce from one site to another to another, sometimes until you cant remember what you were looking for in the first place. But according to scientists at U.C.L.A., all that virtua

发表于:2019-01-08 / 阅读(176) / 评论(0) 分类 Scientific American(十)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(208) / 评论(0) 分类 电信英语

If all goes well, the inventors hope to develop the idea and make the sections entirely from recycled plastic. 如果一切顺利,那么投资者希望开发此想法并完全利用回收垃圾制造这些节段。 Paths, car parks and railway plat

发表于:2019-01-26 / 阅读(214) / 评论(0) 分类 经济学人科技系列

58 对赌博时大脑活动情况的研究 DATE=6-14-01 TITLE=SCIENCE REPORT ?Gambling and the Brain BYLINE=George Grow (Start at 0'11

发表于:2019-01-30 / 阅读(152) / 评论(0) 分类 科技之光

Animals can predict natural disasters 动物能够预知自然灾害 There is no evidence that animals possess a mysterious sixth-sense allowing them to predict natural disasters. Their keen senses of smell, hearing, and sharp instincts alone are eno

发表于:2019-02-01 / 阅读(392) / 评论(0) 分类 实用英语

What's the world record for the most number of kisses ever given in one minute? 世界上一分钟吻的次数最多的纪录是多少次? a) 94 b) 904 c) 1004 Destined to be a writer Yvonne: Hi - I'm Yvonne Archer and this is 6 Minute English. And joining me today i

发表于:2019-02-02 / 阅读(215) / 评论(0) 分类 六分钟英语

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(206) / 评论(0) 分类 音乐咖啡厅

A new study has shown that we tend to remember the bad times better than the good. The study, from Boston College psychologist, Elizabeth Kensinger and colleagues, has suggested that we retain and bear in mind events that carry negative emotional bur

发表于:2019-02-04 / 阅读(156) / 评论(0) 分类 阅读空间

Exposure to air pollution may hasten brain aging, a new study has found. 一项新研究发现,暴露在空气污染中可能会加速大脑衰老。 Researchers studied 1,403 women without dementia who were initially enrolled in a large health stu

发表于:2019-02-07 / 阅读(144) / 评论(0) 分类 阅读空间

Why smells from childhood mean so much Why does the hint of certain smells instantly transport you back to childhood? It may be because the first smell you associate with an object is given privileged status in the brain Yaara Yeshurun and colleagues

发表于:2019-02-11 / 阅读(203) / 评论(0) 分类 阅读空间

Joe Hollier, a 25-year-old former skater turned technology entrepreneur, describes the moment of transcendental calm when he gave up his smartphone. Mr Hollier had started going light, leaving behind his high tech pocket companion and disconnecting f

发表于:2019-02-18 / 阅读(130) / 评论(0) 分类 英语新闻

The European Union budget 欧盟预算 The gourmands of Brussels 布鲁塞尔的贪食者 The EU may be spending less, but the cost of running it is rising 欧盟也许会削减开支,但是运营成本在增加 THE European Union is on the verge o

发表于:2019-02-24 / 阅读(157) / 评论(0) 分类 经济学人商业系列
学英语单词
a bad penny
additive synthesis
administrative ability
algebraic system theory
anterior ethmoidal foramen
anticontraception
anticonvulsant, anticonvulsive
autocatalyzed oxidation
bearing race
belly ham
big slip
boiler house layout
Bosno-
Brodenbach
brown back rice plant hopper
cercospora zonata winter
Charles Augustus
Cinigiano
comfort curve
convolution of two function
Cromoly
cyanine navy blue 2rn
decahedron
dermohygrometer
dirty money
disintermediates
drawingback
drill barrow
dropped it
earthquake safety
electric signal lever lock
endobatholithic
Entrance Limit
estimation region
European Standard Time
expansion bead
expletive stone
flare wing-walled abutment
formis
full open state
greschner
head position pulse
helps
hold the ring
Hullavington
inella clavata
jazz ballet bottom
Kazin, Alfred
kinocentrum
larvaceans
leather strip
leaving time
Lemacidin
library-user
litter louts
looped-in supply
mallet-finger
manned submersible
mechanical equivalent of heat
misophobia
montaa
musty on the flesh
natimortality
NLF
nonurbanites
novarsenobenzene
out of size
outer scale
pelvicliseometer
plays
pop hole
preservation of pure state
pur-
quo animo
quotannal
ran to waste
re-married
report on internal accounting control
ride the line
run-time storage management
Scutellineae
secondary sexual characteristics
self-aid navigation
send sb to the chair
set symbol
short-count mode
slewing ring
slow action
Snow's symptom
source efficiency
spotted tundra
statisitic noise
strip of conditional convergence
sulfide (sulphide)
third-level carrier
travelsick
treibgas
Trematodonteae
Tsing Shan/Castle Peak
ultrasonic test method
unit value
vortex of heart