积体光学式振幅调变器

They Did It With Mirrors! You can’t stand in front of the paintings of the old masters and not wonder, how did 1) Frans Hals make that lace seem so real? How did 2) Van Dyck make his armor so gleami

发表于:2018-11-28 / 阅读(271) / 评论(0) 分类 疯狂英语2003年

INTEGRATED PRIMARY ENGLISH 1A [01:35.19]The alphabet [01:43.29]Aa apple [01:48.46]Bb baby [01:52.90]Cc carrot [01:57.16]Dd door [02:01.31]Ee egg [02:05.99]Ff flower [02:10.43]Gg grass [02:15.60]Hh hat [02:20.46]Ii ice cream [02:25.32]Jj jar [02:29.68

发表于:2018-12-13 / 阅读(259) / 评论(0) 分类 小学综合英语1A

Newtons Apple Tree 牛顿的苹果树 Newton was an English physicist and mathmatician,and was the greatest scientist in his era. 牛顿是一位英国物理学家和数学家,也是他那个时代最卓越的科学家之一。 Isaac Newton was bor

发表于:2018-12-18 / 阅读(155) / 评论(0) 分类 走进剑桥大学

California has an awareness day that all countries around the world should have. It is Drowsy Driver Awareness Day and it happens on April 6 every year. Its aim is to raise awareness of the dangers of driving your car (or riding your motorcycle) for

发表于:2018-12-29 / 阅读(205) / 评论(0) 分类 世界节假日博览

-Leonard:Look, I need to get enter the laser lab. You're just gonna have to find someone else to take you home. 反正我要用激光实验室,你只能找别人送你回家了。 -Howard:Ah, damn, I picked the wrong side. 该死,我站错队了

发表于:2019-01-01 / 阅读(159) / 评论(0) 分类 生活大爆炸第二季

发表于:2019-01-03 / 阅读(145) / 评论(0) 分类 电信英语

WAN wide area network WARC World Administrative Radio Consortium WATS Wide-area telecommunications services. See Wide-area telecommunications services. Waveform amplitude (magnitude) versus time repre

发表于:2019-01-03 / 阅读(185) / 评论(0) 分类 电信英语

DCE data circuit terminating equipment DCP digital communications protocol DCS digital cross-connect system DDD direct distance dialing DDN Defense Data Network Digit L Digital L is another amplitude

发表于:2019-01-03 / 阅读(224) / 评论(0) 分类 电信英语

Abort - To stop doing something. Particularly, to exit a software program or stop receiving or sending a message. Access - (1) (verb) to get use of something, or (2) (noun) refers to a particular leve

发表于:2019-01-03 / 阅读(168) / 评论(0) 分类 电信英语

APCM Adaptive Pulse Code Modulation 自适应脉码调制 APCM是在PCM基础上,采用量化自适应,使均方量化误差最小的一种调制方法。 APD Avalanche Photo Diode 雪崩光电二极

发表于:2019-01-03 / 阅读(156) / 评论(0) 分类 电信英语

ASE Application Service Element 应用服务单元 ASE Amplified Spontaneous Emission 放大自发辐射 ASIC Application Specific Integrated Circuit 专用集成电路 ASF Advanced Streaming Format 高

发表于:2019-01-03 / 阅读(154) / 评论(0) 分类 电信英语

This week, Americans mark a turning point in the history of the United States. Fifty years ago, the Supreme Court issued a ruling that declared racial segregation in the nation's public schools to be

发表于:2019-01-06 / 阅读(147) / 评论(0) 分类 VOA2004(上)--国际时事

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Toss a piece of leaf onto a spider web. The spider is indifferent. Because leaves don't squirm like captured flies. But Australia's assassin bug turns the tabl

发表于:2019-01-08 / 阅读(284) / 评论(0) 分类 Scientific American(十一)月

President Obama's spending the last two days of his Asia tour in Japan, shoring up trade support at a regional summit after suffering a few setbacks. Earlier at the G20 meeting in Seoul, the president was unable to secure a free trade pact with South

发表于:2019-01-08 / 阅读(186) / 评论(0) 分类 2010年NPR美国国家公共电台11月

In Southeast Asia, people know well the risks that extreme weather can bring, and they worry that a warmer climate will increase those risks. !Pros Laput, Daniel Schearf | Bangkok 19 December 2009 When Typhoon Ketsana hit Manila this year, the crowde

发表于:2019-01-13 / 阅读(135) / 评论(0) 分类 VOA标准英语2009年(十二月)

Its a stunning location, but its also mysterious. These stars are not just close together. They are on the move at enormous speeds. Going to the heart of a galaxy might not be the similar to going to an amusement park. The rides are some similar to h

发表于:2019-01-22 / 阅读(289) / 评论(0) 分类 自然百科2011年

AGRICULTURE REPORT - Integrated Pest Management By Mario Ritter Broadcast: Tuesday, February 22, 2005 I'm Gwen Outen with the VOA Special English Agriculture Report. The use of pesticides was an impor

发表于:2019-01-30 / 阅读(156) / 评论(0) 分类 农业与发展

along prep. 沿着ad. 向前走 解析:表示沿着或向前走,一般指沿着一个线性的方向 along with 与……一起 alongside prep. 在……旁边,并肩 alphabet n. 字母表,字母系统

发表于:2019-02-03 / 阅读(193) / 评论(0) 分类 英文语法词汇

可以调焦的眼镜? They may look like an ordinary pair of spectacles, but these glasses are at the forefront of a revolution in eyewear. 它们看起来像普通的眼镜,但是是眼镜改革的最前沿。 Part of a new line of electronic eye

发表于:2019-02-07 / 阅读(152) / 评论(0) 分类 实用英语

A abbreviation,absorption,abstract,abundance,acceleration,acceptance, accessory,accommodation, accordance,acquaintance,acquirement,acquisition,adjustment,administration, admiration,admission, adoption

发表于:2019-02-18 / 阅读(158) / 评论(0) 分类 考研英语
学英语单词
a penny saved is a penny gained
acrophobe
advanced rural transportation system
alcoholtherapy
All work and no play makes Jack a dull boy.
allistatin
application for import of foreign
Associated Bank European Company
autogenic
bergamotol
beta-ray monitoring
bungest
CacheSet
Camellia crispula
cell regeneration
coloratlas
constant-pressure flow controller
counter rader measure
D. C. S.
dactylus (pl. -li)
direct lift winch equipment
discharge leg of syphon
electromagnetic carrier
epdms
error-correcting code memory
escapist
extracted honey
ezomycin
fiorucci
fixed time humidity
gooby
gouch
groscolas
head shy horse
Hidalgo County
high voltage state
Hordeum vulgare
hosteller
hydrocarbon hydroisomerization
i-salued
Illigeraceae
inclined chord truss
increpations
intercountry balance of payments adjustments
isobarism
jet etch
Karachi Division
kidney stone
largas
laryngismus
liora
lippers
Lochkovian Age
macro declare statement
magnetic shield
maximizing expected profit
mean effort
methyl violet
minute map
monodromy matrix
neomercantilist
new-order
Nkounga
Olomburi
organomercurous fungicide
outhomers
over-strait
ozzfest
pitless
Planck speed
preparadensa
ptychomitrium(mitt.)jaeg.
purdon
reexpel
resourceful
ritter-kellner process
saddle pipe
self-incompatibillity
selfemptying
sergestids
shallow vein zone deposit
ship output
slaved system
soil family
sole bill of exchange
somites
sophoroside
Sovtelexport
staged capacity
static breakpoint
sulfanilyl-sulfanilamide
tails of resonance
thermopuncture
tolash
tomography
twilighters
undetermined multiplier
unploughing
vascular cambium
wet cleaning method
wild buckwheats