[网络] 阶跃折射率单模光纤

Oh ,let me think for a moment . [00:03.79]噢,让我想一会儿。 [00:07.58]I haven't a clue ,I 'm afraid. [00:12.15]我没有线索,很抱歉。 [00:16.72]I'm not really sure ,sorry . [00:20.87]我真说不准。对不起。 [00:25.03]I'm terr

发表于:2018-11-28 / 阅读(125) / 评论(0) 分类 零距离李阳疯狂英语口语

Section A [00:01.54]1. M: My grandpa died in 1978. I was 18 years then. [00:08.20]W: That means he would be 76 if he were alive. [00:11.49]Q: How old was his grandpa when he was dead? [00:14.45]2. M: Why are you going so fast? [00:17.53]Where are you

发表于:2018-12-01 / 阅读(172) / 评论(0) 分类 决胜六级英语听力

Your nose may be the first place you think of as a source of mucus. But mucus is a major player in your gut, too. There's antimicrobial peptides and proteins that are present in there. Bacteria live in there and forage on the carbohydrates. And it's

发表于:2018-12-24 / 阅读(64) / 评论(0) 分类 2016年Scientific American(十一)月

Part I Warming up Tape-script: A. 1. British Aerospace plans to buy the part of General Electric Company of Britain that makes defense electronics. The deal is worth $25,000,000,000. 2. Canada will hold a meeting of American leaders in April to discu

发表于:2018-12-27 / 阅读(82) / 评论(0) 分类 Step by Step2000

MTP 消息传递部分 MUSA 多业务接入模块 MPLS 多协议标签协议 MGW 媒体网关 MPEG MPEG MEO 中地球轨道 MILSTAR 军事星系统 MOS 主观平均得分 MPE-LPC 多脉冲线性预测编

发表于:2019-01-03 / 阅读(51) / 评论(0) 分类 电信英语

Simple Network Management Protocol (SNMP) SNMP is the application protocol offering network management service in the Internet suite of protocols. A structure for formatting messages and transmitting

发表于:2019-01-03 / 阅读(103) / 评论(0) 分类 电信英语

Multimode Optical Fiber(S) Multimode fibers, with much wider cores than single mode fibers, allow light to enter at various angles, and reflect (bounce off of) core-clad boundaries as electromagnetic

发表于:2019-01-03 / 阅读(89) / 评论(0) 分类 电信英语

Sometimes simple changes can bring about big results. When it comes to losing weight, more often than not, it's all about numbers. 有时简单的转变会带来大大的收获,每当说到减肥这个话题时,往往讲究的都是些数字。 I

发表于:2019-01-03 / 阅读(63) / 评论(0) 分类 实用英语

Part 3. Life here and there. A. Keywords. busy, summer, winter, mountainous, crowded. Vocabulary. humid, compact, Osaka. John is British but has worked in Japan. Etsuko is Japanese from Osaka, but she is studying in Britain. In the following passage

发表于:2019-01-04 / 阅读(50) / 评论(0) 分类 step by step 3000 第一册

By Melinda Smith Washington 18 July 2007 We are going to find out about two studies on breast cancer. One studied whether a diet very high in fiber and low in fat could reduce the risk of recurring breast cancer. Another study focused on women with a

发表于:2019-01-12 / 阅读(111) / 评论(0) 分类 2007年VOA标准英语(七月)

RACHEL MARTIN, HOST: The Food and Drug Administration is set to decide soon on a matter that could help you rethink fiber. Yeah, we're talking about fiber. We're told to eat a whole lot more of it. It's good for us, right? But what exactly counts as

发表于:2019-01-16 / 阅读(82) / 评论(0) 分类 2017年NPR美国国家公共电台10月

Consider starch and fiber, both polysaccharides, both derived from plants, 拿淀粉和纤维来说,它们都是多糖,都是从植物中获得的, both composed of hundreds to thousands of monosaccharides joined together, 也都由成百上千个

发表于:2019-01-17 / 阅读(43) / 评论(0) 分类 TED演讲教育篇

Now to Olympic Skiing star Lindsey Vonn opening up about her insecurities off the slopes. Speaking herself magazine about its what it's like the red carpet with women hampherside. ABC's Jojo Chen. She is over here, what the story the morning, Jojo. G

发表于:2019-01-29 / 阅读(90) / 评论(0) 分类 访谈录2014年

地球村时代,英语和中文也全球化了。爱吃零食的你怎能不会看包装袋的英文呢?小心哦,不要一不留神,营养没跟上,脂肪增加不少了哟。健康又美味,包装英语跟我学! 国外食品的包装上,

发表于:2019-02-01 / 阅读(141) / 评论(0) 分类 实用英语

英语里你不知道的几个小秘密 The shortest complete sentence in the English language consists of only one word and that is Go. 英语里由一个单词组成的最短的完整的句子就是GO。 The oldest word in the English language is t

发表于:2019-02-04 / 阅读(108) / 评论(0) 分类 实用英语

与数字有关的英语词根总结 milli-【千分之一】例:milliampere(毫安)=milli(千)+ampere(安培) centi【百分之一】例:centimeter(厘米)=centi(百分之一)+meter(米) deci【十分之一】例:decibe

发表于:2019-02-06 / 阅读(150) / 评论(0) 分类 英语学习方法

One day a husband was chiding (斥责)his beautiful blonde wife about leavingher keys in the ignition (点火处)of her car. If I take them out of the car I lose them, she reasoned. Yes dear, but what if someone steals your car? the husband cou

发表于:2019-02-07 / 阅读(122) / 评论(0) 分类 趣味英语

Today I am going to teach you how to play my favorite game: 今天我要教你们怎么玩我最爱的游戏: massively multiplayer thumb-wrestling. 超级多人拇指摔跤 It's the only game in the world that I know of 这是我所知的唯一一个

发表于:2019-02-21 / 阅读(104) / 评论(0) 分类 TED演讲教育篇

1. The shortest complete sentence in the English language consists of only one word and that is Go. 英语里由一个单词组成的最短的完整的句子就是GO. 2. The oldest word in the English language is town. 英语里最有年头的一个词

发表于:2019-02-25 / 阅读(131) / 评论(0) 分类 英文语法词汇

QINGDAO, Shandong, Dec. 26 (Xinhua) -- China's largest rail vehicle maker, CSR Corp. Ltd, over the weekend launched its first test train that features speeds reaching up to 500 km per hour. The six-car train with a fairshaped head is the newest in th

发表于:2019-02-25 / 阅读(86) / 评论(0) 分类 英语新闻
学英语单词
-trice
a chime of bells
actuator shaft
ad dabah
addition tube
Aldray
anesthetizer
ankrah
ANZUK
apollo mapping camera system
assistant station super-intendent
avidities
ballonet airship
Berkmycin
beware
camarilla
catch fleas for sb
choir-boys
Chërnoye, Ozero
clear heat and resolve toxin
clock multivibrator
complementary transcription
conbined error
cross impact analysis
dangerously
deckkey
density modification
descriptive labeling
discrepation
disseating
Divilacan R.
drawn poultry
entisols
Evans, John
exhaust gas temperature after turbine
femoro-alary organ
fermentation medium
flotilla
Forest-weed
foundry machinery
frameproof
fraxinus nigras
gelos
giant cell thyroiditis
government full-rate telegram
Hauterive
hexagonal water
hydrodynamic theory of fluid lubrication
hypersonic ramjet engine
intracranial melanosarcoma
janglier
jaskoll
joint cost
Las Vegas
lending agent
limnophlia (adelphomyia) ferocia
linear quadratic Gaussian problem
lithium nitride
lomentaceous
maximum helix angle
Mellette County
moving window motor
Muene
multisyncs
nicolai-hartmann
No cross no crown
non staining
nonrequested
normal climb
outwash drift
photo call
preobrazhenskite
pressure creosoted timber
propontocypris symmetrica
pull-back cable
radioactive air pollution
rated control voltage
register call
rind budding
rule invocation
sacramentarist
scener
schutty
screen write program
skintones
slow-wave structure
sodium gold cyanide
subducend
succinoxidases
technoscope
terminator record
time-symmetric
topological properties
transit state
unlikenable
unsugared
urinations
us vc
vertical support
wayleaves
whizz bang
wirewinding machine