[计] 离散模拟

Transcript This is Scientific American's 60-Second Science, I am Cynthia Graber.This will just take a minute. Physicists at the Brookhaven National Laboratory have been able to send information ahead of particle beams racing at nearly the speed of li

发表于:2018-12-24 / 阅读(194) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Whether it's for streaming Netflix or sharing files, we're gobbling up more and more dataand we want it faster. But even shooting data with lasers over fiber-o

发表于:2018-12-24 / 阅读(170) / 评论(0) 分类 Scientific American(五)月

Analog - Transmitting information that is characterized by continuously variable quantities (such as with AM or FM). This is different from digital transmission, which is characterized by discrete bit

发表于:2019-01-03 / 阅读(212) / 评论(0) 分类 电信英语

Grammar Girl here. Today's topic is whether--not rain or sunshine, but whether w-h-e-t-h-e-r, as in whether you like it or not, it's the topic. [Listener question about if versus whether and whether you need an or not after whether] Well, it's been a

发表于:2019-01-07 / 阅读(144) / 评论(0) 分类 英语语法 Grammar Girl

Most people feel nervous prior to giving a speech. This is human nature and indeed some degree of nerves is absolutely essential to remain alert and deliver the speech clearly. However nerves do become a problem if they are debilitating in any way. T

发表于:2019-01-08 / 阅读(158) / 评论(0) 分类 英语小短文

Everybody knows that the dice are loaded 每个人都知道骰子被灌了铅 Everybody rolls with their fingers crossed 每个人都知道跟着他们手指的方向走 Everybody knows that the war is over 每个人都知道战争已经结束 Everyb

发表于:2019-01-10 / 阅读(204) / 评论(0) 分类 美国偶像 American Idol

Britons have been watching almost 2-1/2 hours more television a week this year as cash-strapped people stay at home more -- and because there's more to watch, figures showed on Tuesday. Official statistics from The Broadcasters' Audience Research Boa

发表于:2019-01-15 / 阅读(162) / 评论(0) 分类 实用英语

Books and Arts; American art museums; A hinterland beauty; 文艺;书评;美国艺术博物馆; 腹地美景; Moshe Safdie and some intelligent curatorial work have produced a rural gem; 摩西萨夫迪和一些聪明的策展工作创造了一个田

发表于:2019-01-27 / 阅读(180) / 评论(0) 分类 经济学人文艺系列

SCIENCE IN THE NEWS - Rethinking the Personal Computer in a World That Centers on the InternetBy Caty Weaver and produced by Mario Ritter Broadcast: Tuesday, August 15, 2006 VOICE ONE: This is SCIENCE

发表于:2019-01-30 / 阅读(174) / 评论(0) 分类 2006年慢速英语(八)月

德国杂志揭示了美国国家安全局黑客入侵手段 LONDON - A German magazine lifted the lid on the operations of the National Security Agency's hacking unit Sunday, reporting that American spies intercept computer deliveries, exploit hardw

发表于:2019-01-31 / 阅读(185) / 评论(0) 分类 英语新闻

A major conference, The 2015 Conference on Big Data Index of Culture and Entertainment Industry, was held on Friday in Beijing, during which awards were given to the most talked about TV series, online dramas, movies and variety shows in China. Stand

发表于:2019-02-01 / 阅读(142) / 评论(0) 分类 实用英语

Abrupt junction 突变结 Accelerated testing 加速实验 Acceptor 受主 Acceptor atom 受主原子 Accumulation 积累、堆积 Accumulating contact 积累接触 Accumulation region 积累区 Accum

发表于:2019-02-05 / 阅读(166) / 评论(0) 分类 实用英语

当很多成人还在等待苹果的iWatch上市,孩子们已经可以拥有自己的智能手表了。Kidizoom推出一款名为Vtech的儿童智能手表准备抢滩节日玩具市场。 这款儿童智能手表售价60美元,屏幕1.4英寸,可

发表于:2019-02-06 / 阅读(232) / 评论(0) 分类 阅读空间

To the surprise of exactly no one, Apples new generation of iPhones will not include a standard 3.5mm headphone input. The decision signals the demise of an audio port thats been used for more than 100 yearsand honestly, its about time. The death of

发表于:2019-02-06 / 阅读(178) / 评论(0) 分类 阅读空间

You Can Beat Depression by William Thomas Buckley Depression has always been considered a disease of life's middle or later years, but doctors are now reporting a surprising surge in cases among younger people. Why is depression striking earlier and

发表于:2019-02-07 / 阅读(173) / 评论(0) 分类 实用英语

考研 http://www.kuakao.com/完型,大家都非常熟悉的题型,但在这一部分,真正得高分同学非常少,因为它非常难。难就难在我们大家必须要掌握雄厚的语言基础实力和理解上下文语句的逻辑推理和

发表于:2019-02-17 / 阅读(134) / 评论(0) 分类 考研英语

常用句型科技文章中经常使用若干特定的句型,从而形成科技文体区别于其他文体的标志。例如Itthat结构句型;被动态结构句型;结构句型,分词短语结构句型,省略句结构句型等。 举例如下

发表于:2019-02-18 / 阅读(155) / 评论(0) 分类 英语口译

1959: The Year That Changed Everything A crowd gathers in New York's Times Square to usher in the New Year, 1959. The importance of what future met them that year is still being debated. How Significant Will 2009 Appear in the Lens of History? Jeff G

发表于:2019-02-18 / 阅读(234) / 评论(0) 分类 阅读空间

Now, have any of y'all ever looked up this word? 好,你们中有谁查过这个单词? You know, in a dictionary? Yeah, that's what I thought. 用字典?是的,我想也就这个样子。 How about this word? Here, I'll show it to you. 这个单

发表于:2019-03-04 / 阅读(212) / 评论(0) 分类 TED演讲教育篇

The humanitarian model has barely changed since the early 20th century. 人道主义的模型自从20世纪初期就几乎没有改变过 Its origins are firmly rooted in the analog age. 它的起源在模拟时代就根深蒂固了 And there is a ma

发表于:2019-03-04 / 阅读(194) / 评论(0) 分类 TED演讲教育篇
学英语单词
a default in the payment of a loan
abstract labor time
add-a-pearl
amazings
anoxolyin
arterenol
atterration
battalogize
be laid out
bulk laxative
BZP
canonical fundamental system
cash records
chess-piece
clear anchorage
cleft tongue
conjugated double bond
cornejoes
cyanephidrosis
degenerate stimulated four-photon
depth-psychology
device-independent graphics software
dipolar cycloaddition
direction ratio
employee paternalism
enanthoyl
endothoracic
evaporative concentration
exponential order
farinulent
ferric arsenate
fungiform papilla
goal-mouth
Guisborough
have a bun on
hepatotoxicants
high address
hydraulic compresser
imperativeness
infusion of tea
Jammer.
jure gestionis
keoi
komasts
laboratory pliers
large-strain
leading up
lethrinus obsoletus
Ligularia Cass.
lvas
marbre
mask audiogram
mat-etching paste
maximo
mean time relaxation
Middle Cambrian
misanthrope
Montana
morphologic province
multiple-spindle semi-automatic lathe
nasi
occisions
ocean analytic chemistry
odop (off-set doppler frequency)
open star
pallet unloader
palmar fibromatosis
pilot lamp panel
pneumatic conveying
power sensitivity
prostraters
provide the leads for
pulse narrowing circuit
pythium aphanid-ermatum(edson)fitzpatrick
radium series
Ranunculus meyerianus
red-shifted
repeat oneself
rhombate(rhomboidal)
routine test equipment
self-optimizing filters
semialkaline proteinase
shahada
show his ivories
specion
starin'
storage drive
sutogamy
Syngamus auris
tip-tank
tonic minor
tricot weft insertion machine
ULF (ultra-low frequency)
unfilled cog
upward-acting door
urine total nitrogen
wash-out
water filter
water turbine
weedheads
wobbler seal
zero-order correlation