变速级数

The couple stood in line at Bellevue Hospital. They were on the fourth floor. They were first in line. Three workers sat behind the main desk. One of them, a slim woman, said, Step down. Doug and Sandra looked at each other. Step down? There was no s

发表于:2018-12-03 / 阅读(120) / 评论(0) 分类 英文短篇故事(纽约)

I think the Vancouver Winter Olympics will be really special. Its such a great place to have the event. Im not sure if I like the winter or summer Olympics better. Id rather be a competitor in the summer games its warmer. The winter Olympics are defi

发表于:2018-12-04 / 阅读(124) / 评论(0) 分类 听一分钟英文-W

I think the Vancouver Winter Olympics will be really special. Its such a great place to have the event. Im not sure if I like the winter or summer Olympics better. Id rather be a competitor in the summer games its warmer. The winter Olympics are defi

发表于:2018-12-26 / 阅读(91) / 评论(0) 分类 纯正英语一分钟

Hurricane Dean looked like a monster. It developed into a category 5, the highest and most dangerous level. Category 1 is called minimal, with wind speeds up to 95 mph. Category 5 is called catastrophic, with wind speeds of at least 156 mph. It blows

发表于:2018-12-31 / 阅读(158) / 评论(0) 分类 365个英语简短小故事

BBC News: scientists have said Record-breaking speeds have been achieved during tests of 5G data connections. 5G网络到底有多快 Researchers at the University of Surrey's 5G Innovation Centre (5GIC) managed one terabit per second (Tbps) - many t

发表于:2019-01-01 / 阅读(112) / 评论(0) 分类 双语趣听精彩世界

by Jason Marshall Weve spent the last few articles building our numerical vocabulary from the ground up. Today, were going to talk about something that sounds hard, but is actually pretty easy...and very useful too: the commutative property of additi

发表于:2019-01-02 / 阅读(212) / 评论(0) 分类 数学英语

by Jason Marshall Todays article will walk you through the first steps of kicking your calculator dependency. This isnt something we can accomplish in a single article, so well be revisiting this topic periodically. Today, were kicking things off by

发表于:2019-01-02 / 阅读(217) / 评论(0) 分类 数学英语

by Jason Marshall In the previous article we talked about using the number line to help you keep your signs straight when adding positive and negative integers. In this article were taking things one step furthernot just adding positive and negative

发表于:2019-01-02 / 阅读(187) / 评论(0) 分类 数学英语

Forget fitness trackers and fitness apps. 忘记计步器和各种健身应用软件吧。 Researchers say the augmented reality game Pokemon Go could have added 2.83 million years of life expectancy by simply getting people off the couch to hunt for

发表于:2019-01-03 / 阅读(99) / 评论(0) 分类 实用英语

AS IT IS 2015-07-07 Report: Faster Speeds, Less Space on Internet 因特网速度更快、占用空间更小 A new report says Internet speeds around the world are getting much faster. The report comes from Akamai, a business that provides cloud comp

发表于:2019-01-12 / 阅读(106) / 评论(0) 分类 2015年VOA慢速英语(七)月

Basic Steps Help Protect Personal Information From Hacking U.S. government officials say the surveillance covered only metadata - the patterns of the phone calls and internet messages - not the substance of the communications. According to reports, a

发表于:2019-01-14 / 阅读(105) / 评论(0) 分类 VOA标准英语2013年(六月)

And many of the questions that we might have about the universe at large scales, 我们关于宇宙在宏观上有很多问题, such as, how does gravity work? 比如,引力是怎么起作用的? might be answered by studying these systems. 这些

发表于:2019-01-18 / 阅读(102) / 评论(0) 分类 TED演讲商业篇

When it comes to the wireless networks of the future, speed won't be everything. 一提到未来的无线网络,速度并不能代表全部。 The advent of so-called 5G, or fifth-generation, wireless technology will bring incredible speed, for sur

发表于:2019-02-01 / 阅读(149) / 评论(0) 分类 阅读空间

With a few clicks on a keyboard and a swipe of the mouse, we have access to an unprecedented amount of information the likes of which humanity has never seen before. 敲几下键盘,滑动几下鼠标,我们就可以获取前所未见的海量信息

发表于:2019-02-03 / 阅读(94) / 评论(0) 分类 英语新闻

Bob McConnell, a retired engineer, set up a new wireless router in his home this year to get faster Internet speeds. Instead, he got the opposite, with his iPad often getting no wireless connection in his bedroom 为了获得更快的上网速度,退

发表于:2019-02-03 / 阅读(167) / 评论(0) 分类 阅读空间

BERLIN, April 7 (Xinhua) -- German economy will increase 2.8 percent in 2011, according to a joint report issued by Germany's leading economic institutes on Thursday. The expectation was much better than the 2 percent increase for 2011 in the predict

发表于:2019-02-03 / 阅读(102) / 评论(0) 分类 英语新闻

Lockheed Martin says it's developing a Mach 6 aircraft that would be faster than any other fighter jet. 洛克希德马丁公司日前宣布,该公司正在研发一款速度可达6马赫、比其它所有飞机都快的战斗机。 Called the Hype

发表于:2019-02-06 / 阅读(251) / 评论(0) 分类 英语新闻

Study: Warm Ocean Speeds Antarctic Melting The study's lead author, Hamish Pritchard, is a glaciologist with the British Antarctic Survey. In 1993, and again in 2003, he observed the collapse of two ice shelves on the Antarctic Peninsula. He says the

发表于:2019-02-08 / 阅读(107) / 评论(0) 分类 VOA标准英语2012年(五月)

本期内容: A girls' school is banning wearable activity trackers and smart watches because of concerns that pupils are skipping lunch if they fail to meet their calorie and exercise targets. Teachers at Stroud high school in Gloucestershire fear

发表于:2019-02-13 / 阅读(102) / 评论(0) 分类 夏说英语新闻晨读

Hong Kong's tourism market is struggling, with the number of visitors from the mainland on the decline. Now Ocean Park, one of Hong Kongs top attractions, is stepping up efforts to lure more in. But they're not just focusing on the Mainland, but tour

发表于:2019-02-21 / 阅读(143) / 评论(0) 分类 cctv9英语新闻2016年
学英语单词
acoustic coloration
alpenstich
angewandtes
Ankave
antennatus tuberosus
Artemisinine
at each one another's throat
average core exit quality
aviel
bias towards
bluebreast
button down
caratuberoside
catalytic gas oil
cement binder
center portion
cervantes saavedras
chemical powder extinguisher
Chicamba
colossoma macropomum
controlled separation layer
corpuscular counter
counter oscillator
customer communication
dark-field
dirty laundry
disease of wrist joint
dkg
Doppler navigation system
Du Fay.Charles
Duong Tho
edge city
elaterite
Eogene (period) old Tertiary
erh-hu
fine-group structure
fishboning
fmeas
gallipoli (gelibolu)
get somebody down
grottanelli
H.D.O.
hand brake lever pawl spring cup
homopolar polymer
horizontal isomagnetic chart
horse-shoe arch
hydraulic retaining structure
hyoscytamine
industrial trade cycle
irreducible unitary representation
jorg
load module
loop interaction
macrocracking
maintain customer
mudejares
naphtholum
Ngat
nozzle neck
on-lien
optical interference method
organic cycle
palm wax
phasianuss
pheophorphyrin
phytophthora capsici
plane membrane
pluck tea
Polyarnyy Ural, Gory
porch dog
proton wave
rondorfite
Sabouraud's Freneh mannite agar
sarda orientalis
satarupa formosibia
security cultures
Shieldaig, Loch
sodium hypochlorites
software lines of codes
sparsely-populated
stretchmarks
subhumen
tellurium (te)
Tettnang
time-adjusted rate of returns
tournier
transitional monitor
trumpet creeper
turbo prop
two point press
underwater sample
unhandcuff
unstable compound
unvenial
uranium nitrate,uranium oxynitrate
use one's brain
var. processus supracondylicus
violaxanthine
wave equivoluminal
white-bellied swallows
woolstons
zygospores