信号传播速度

Here's the key part. 接下来是关键的部分。 The solution nearest the wall spins faster than the solution closer to the middle. 离试管壁最近的溶液,要比中间的溶液旋转得更快。 That difference in velocity creates sheer str

发表于:2018-12-18 / 阅读(134) / 评论(0) 分类 TED演讲教育篇

BCF(Boot Catalog File,启动目录文件) BIF(Boot Image File,启动映像文件) CDR(CD Recordable,可记录光盘) CD-ROM/XA(CD-ROM extended Architecture,唯读光盘增强形架构) CDRW(CD-Rewritable,可重复刻录光盘) CLV(Constant

发表于:2018-12-18 / 阅读(236) / 评论(0) 分类 英文语法词汇

(LOS ANGELES, AP) Allen Iverson shook up the NBA Finals when he scored 48 points in the opener of the series. (美联社洛杉矶电)亚伦.艾佛森在NBA联赛的第一场比赛攻下48分,震撼NBA的总决赛。 The Philadelphia 76ers stunn

发表于:2018-12-28 / 阅读(137) / 评论(0) 分类 赖世雄英语新闻听力通

看到助攻,千万不要受汉语思维影响。助攻很简单,一点都不复杂,不信?看外电一段有关小巨人姚明缺席NBA全明星赛的相关报道: NBA Houston Rockets center Yao Ming will not play in next month's National

发表于:2019-01-03 / 阅读(120) / 评论(0) 分类 奥运英语

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. It's April 15th. Like many people around the country, you might be feeling your blood pressure rise as you deal with everyone's favorite activityfiling

发表于:2019-01-08 / 阅读(175) / 评论(0) 分类 Scientific American(四)月

This is Scientific American's 60-second Science. I'm Steve Mirsky. Got a minute? Could it be that our understanding of rain was all wet? A new study says that some drops of rain are falling faster than they should be. Which ultimately means that it m

发表于:2019-01-08 / 阅读(181) / 评论(0) 分类 Scientific American(六)月

By Jessica Berman Washington 28 May 2008 Monkeys have successfully operated robotic arms to feed themselves with human-like precision, activating a mechanical device with signals from their brain. Researchers say the technique could eventually be use

发表于:2019-01-09 / 阅读(140) / 评论(0) 分类 VOA标准英语2008年(五月)

We have to beat that. 我们必须克服它。 We can do it because in space there are no aerodynamics. 我们能够这样做是因为太空里没有空气阻力。 We can go and use inflatable systems for almost everything. 我们几乎总是能够使

发表于:2019-01-18 / 阅读(109) / 评论(0) 分类 TED演讲商业篇

序号 中 文 英 文 术语解释 缩写 来源 201 光回损 Optical Return Loss ORL YD/T 1274-2003 202 光信噪比 Optical Signal to Noise Ratio OSNR YD/T 1274-2003 203 光监控通路 Optical Su

发表于:2019-02-01 / 阅读(245) / 评论(0) 分类 电信英语

LOS ANGELES, March 10 (Xinhua) -- Blake Griffin finished with 22 points and eight rebounds, Chris Paul contributed 20 points with 14 assists as the Los Angeles Clippers handed the Detroit Pistons 5th straight defeat 129-97 on Sunday. The 129 points w

发表于:2019-02-03 / 阅读(168) / 评论(0) 分类 英语新闻

BEIJING, March 13 (Xinhua) -- Both China and U.S. signaled that the world's two biggest economies should explore a road of new-type relations. The new type of relations between major powers should be based on mutual respect, cooperation and seeking w

发表于:2019-02-03 / 阅读(164) / 评论(0) 分类 英语新闻

BEIJING, Sept. 26 (Xinhuanet) -- Weather forecasts showed that Thursday or Friday might be suitable for launching the Tiangong-1 spacecraft, experts said. The unmanned spacecraft, part of China's first spacecraft rendezvous and docking mission, was s

发表于:2019-02-03 / 阅读(234) / 评论(0) 分类 英语新闻

WASHINGTON, Feb. 19 (Xinhua) -- NBA's Philadelphia 76ers announced Tuesday that their guard Jason Richardson has undergone successful knee surgery. The 12-year NBA veteran, who has not played for a month and will be sidelined for the rest of the seas

发表于:2019-02-04 / 阅读(172) / 评论(0) 分类 英语新闻

今天我们要学的词是signal。 Signal, 作为动词,意思是显示。 The number of Americans filing for unemployment benefits for the first time fell to the lowest level in nearly six months, signaling a slight improvement in the job market

发表于:2019-02-05 / 阅读(156) / 评论(0) 分类 英语单词荟萃

1. 市况上扬: The market advances/ gains /rises. 2. 市况下挫: The market declines /falls/loses. 3. 市况活跃: The market booms. The market is excited. The market becomes active. The market becomes brisk. 4. 市况暴跌停滞: The m

发表于:2019-02-06 / 阅读(142) / 评论(0) 分类 天天商务口语

China's unmanned lunar probe Chang'e-5, set to be launched around December 2017, will bring lunar soil samples back to Earth, says Wu Yanhua, deputy chief of the China National Space Administration. 国家航天局副局长吴艳华近日表示,我国

发表于:2019-02-07 / 阅读(99) / 评论(0) 分类 英语新闻

No matter which manufacturer is quickest to gain velocity, Uber, a ride-hailing firm, aims to be at the centre of things. 无论哪家制造商最先让飞行器达到预期的速度,叫车公司优步的目标是成为该产业的核心。 On Apri

发表于:2019-02-16 / 阅读(98) / 评论(0) 分类 经济学人商业系列

The atmospheric pressure as we climb is getting so low 气压在逐渐减小 that without any air supply,I'd be unconscious within 20 seconds. 如果不戴呼吸器 不用20秒我就会休克过去 I have to breathe 100% oxygen to avoid getting nitro

发表于:2019-02-17 / 阅读(134) / 评论(0) 分类 荒野求生

CLEVELAND, Jan. 9 (Xinhua) -- Cleveland Cavaliers' Brazilian center Anderson Varejao will be sidelined in the next two months after it was revealed he needs surgery on his right knee. Varejao suffered the injury during the Cavaliers' 113-99 defeat to

发表于:2019-02-18 / 阅读(181) / 评论(0) 分类 英语新闻

As an overladen Indiaman bearing down the Hindostan coast with a deck load of frightened horses, careens, buries, rolls, and wallows on her way; 如同一只超载的东印度公司贸易船,甲板上装着许多惊惶失措的种马,正在印度斯

发表于:2019-03-10 / 阅读(251) / 评论(0) 分类 白鲸记
学英语单词
actinic keratoacanthoma
addressing types
adnexogenesis
Al-Iskandariyah
all-year-round
anticatalysts
aqueductus cerebris
asia pacific
autonomizations
balance sheet for all purposes
balli
basic book
be in charge
be keyed up
bierhoffs
blackbody standard
Bulbophyllum picturatum
calibration cycle
Casparian strip
chemical quenching
cholinesterase reactivator
coal-dust brick
commodity loan
concrete box culvert
core eudicots
counter emf cell
cross that bridge when you come to it
Curralulla R.
deadliness
distributing network
DNA excision
draft by negotiation
ecogeographical divergence
edge joint weld
electric vibratingscreen
eminenectomy
end pulsation measurement
ergotrophic
esophageal hiatus
family hyaenidaes
farringtonite
fondlings
frequency-response curves
garabo
Gjevilvatn
Gorodets
haryew
have a test
helical gear pump
hexagon die nut
hodgkins
hold a hearing into sth
holotrichia lata
Hwangsuryǒng
hydrophobic surface
idealist
impact wheel
karoris
left ventricular-right atrial communication
long selling
make a great figure
maturity bonus
modic
multifrequency key pad
narrow-leaved vetch
National Environmental Policy Act
natural solid insulator
node latest finish time
nose ringing
obstacle clearing capability
offshore logging skid
Oxaine
padres
paradesmus
poiret twill
pUAStkLUC
radius at bend
remineralized
reserve arrangement
robinia hispidas
roll joint
Samabandu
Schwindkirchen
series production
sexifying
siliceous iron formation
snow primrose
solid carbon dioxide
squeegeeing
standup comedian
steam head
strobilocercus
tetragonal tetartohedral class
toke
tri-stars
triserialis
tv-based
unemployed shipping
vagina mucosa
vehicle transportation car
verdy
worsted speed frame