[网络] 表观功率;从视在功率

Lesson 51 Reward for virtue New words and expressions: 1. reward Reward for virtue He deserves a material reward. The school offers a reward to virtual students. 2. virtue She is a person of great virtue. Chinese people have many virtues. 3. diet My

发表于:2018-11-27 / 阅读(543) / 评论(0) 分类 新概念英语词汇随身听手册2

The new gasoline/electric hybrid Chevrolet Volt Today President Obama visits a U.S. auto plant that makes the battery-powered Chevrolet Volt. Some analysts think the Volt could revitalize the struggling American auto industry with its high-tech batte

发表于:2018-12-08 / 阅读(134) / 评论(0) 分类 VOA标准英语2010年(七)月

We're in and ready to go. It looks like a vehicle(车辆) out of the Jetsons cross with the Flintstones. It's very comfortable. I, I, er, tell people it's like riding in your long chair. Running smoothly like a mini-electric car fueled by pedal(踏板)

发表于:2018-12-11 / 阅读(159) / 评论(0) 分类 英语讨论

First Flight Completed of Plane with No Moving Parts Engineers say they have carried out the first-ever flight of an electric airplane with no moving parts. Researchers at the Massachusetts Institute of Technology, or MIT, recently shared video of th

发表于:2018-12-14 / 阅读(136) / 评论(0) 分类 2018年VOA慢速英语(十一)月

By Paul Sisco Washington, D.C. 26 July 2007 Representatives from American auto manufacturer General Motors recently were in Washington, D.C. to showcase the electric Chevy Volt. GM says the vehicle will change the way people commute, reducing emissi

发表于:2018-12-16 / 阅读(175) / 评论(0) 分类 2007年VOA标准英语(七月)

Now, Words and Their Stories, a weekly program from VOA Learning English. On this show, we explore common phrases and expressions in American English. Today we talk about a saying that comes from nature -- the weather, to be exact. Lightning is a pow

发表于:2019-01-03 / 阅读(164) / 评论(0) 分类 2018年VOA慢速英语(八)月

OAM operation administration maintenance OCC other common carriers Ohms Restriction Ohms Restriction is the same as Ohms resistance. Ohms are measures of resistance. A resistance of one Ohm allows one

发表于:2019-01-03 / 阅读(153) / 评论(0) 分类 电信英语

Let's buckle up and go Cross Country. Here's some stories from around the US. First stop, St. Paul, Minnesota, where nearly 200 middle school girls from the Laura Jeffrey Academy put on zombie-like makeup and costumes to re-enact Michael Jackson's Th

发表于:2019-01-08 / 阅读(204) / 评论(0) 分类 CNN2011年(二)月

Through displays of flowers and candlelit vigils, people across the US are paying tribute to the victims of Saturday's shooting rampage in Arizona. President Obama, who led the nation in a moment of silence this morning, said all anyone could do now

发表于:2019-01-08 / 阅读(115) / 评论(0) 分类 2011年NPR美国国家公共电台1月

I. USEFUL EXPRESSIONS 常用语1. How to start your letter? Thank you for your letter of ______[date] concerning the goods you ordered ____ weeks ago. Thank you for writing us about your irritation concerning the delay of .... We have received the le

发表于:2019-01-11 / 阅读(124) / 评论(0) 分类 实用英语

I. USEFUL EXPRESSIONS 常用语 1. How to start your letter? Thank you for your letter of ______[date] concerning the goods you ordered ____ weeks ago. Thank you for writing us about your irritation concerning the delay of .... We have received the l

发表于:2019-01-11 / 阅读(116) / 评论(0) 分类 英文语法词汇

After emerging from bankruptcy last year, Detroit automaker General Motors promised to be a more efficient company, selling more vehicles customers want to buy. One vehicle the company is pegging its future success on is the gas and electric powered

发表于:2019-01-13 / 阅读(119) / 评论(0) 分类 VOA标准英语2010年(五)月

By Nancy Steinbach Broadcast: July 2, 2003 This is Steve Ember with the VOA Special English Health Report. Lightning is the release of electrical energy in the sky. Lightning can start fires. It also

发表于:2019-01-27 / 阅读(232) / 评论(0) 分类 VOA2003(下)-环境与健康

NEW YORK Plug in your car, then unplug, and drive away. More and more consumers are doing just that. At the 2014 New York Auto Show many automakers unveiled electric or hybrid vehicle to address the growing global appetite for environment-friendly ca

发表于:2019-01-30 / 阅读(150) / 评论(0) 分类 英语新闻

Tom Hanks goes green as he cruises around LA in his electric eBox car汤姆汉克斯的绿色环保时尚:驾驶着配有嵌入式系统的电动汽车游走于洛杉矶街头。 He's been a huge advocate of electric cars for a number of years now.

发表于:2019-01-31 / 阅读(123) / 评论(0) 分类 阅读空间

NHTSA Opens Probe into Chevrolet Volt Fire Federal safety officials are looking into battery-related fires in General Motors' new electric-powered Chevrolet Volt automobile. The fires occurred after the officials crash-tested the vehicle. One of the

发表于:2019-02-06 / 阅读(176) / 评论(0) 分类 VOA标准英语2011年(十二月)

For many of us, checking our bank balances can result in a nasty shock if they have been unable to control their spending habits. 对我们很多人来说,如果控制不了购物习惯,查看银行存款余额的时候就会目瞪口呆。 But n

发表于:2019-02-07 / 阅读(150) / 评论(0) 分类 阅读空间

Business 商业报道 Carmakers 汽车制造商 Revenge of the petrolheads 燃油车赢得先机 Fossil-fuel cars are getting much cleaner, making life hard for green ones 燃油汽车越来越环保了,环保汽车日子难过了 THE Chevrolet Vol

发表于:2019-02-16 / 阅读(131) / 评论(0) 分类 经济学人商业系列

GWEN IFILL: One year ago, when automakers held their big show in Detroit, a gallon of gas went for an average of $3.31. Now, as the auto show gets under way again, it's dropped by a third, all the way down to $2.13 a gallon. And that presents some in

发表于:2019-02-17 / 阅读(137) / 评论(0) 分类 PBS访谈社会系列

vacant a.空的;未被占用的 vain a.徒劳的;自负的 valid a.有效的;正当的 vapour n.汽,蒸气 variable a.易变的 n.变量 variety n.多样化;种类;变种 various a.各种各样

发表于:2019-02-19 / 阅读(268) / 评论(0) 分类 英文语法词汇
学英语单词
acceleration ratio
aerospace biomedicine
agricultural accounting
Alemli
ancestorism
arnoldii
arrow-slit
athrosclerosis
bond angle of covalent bond
bring one's egg to a wrong market
carraways
Cassini division
chelmon rostratus
claspest
Collegedale
conceptual phase
contribution statement
cotton fibre sorter
crankshaw
Cryptococcoideae
Cyprinotus
damage by game
de Toni-Fanconi syndrome
defence diplomacy
denlike
digestives
Digora
dog-leads
dunai
enamelled ware
endocycles
estimated residual or scrap value
fall plowing
family Diapensiaceae
Feistritz
flange slab
former ownership
front projectors
fuel pump spindle resilient member
gain height
gimbleting
heigho
high band VTR
hydrogen discharge lamp
infrared transmitter
intermaxillary cicatricial contracture
iridescens
jingall
K-Pin
langkawi
leaky-barrel model
limulatys ooformis
literal
margar
medicalizing
metallurgical mineral raw materials
Michelia fujianensis
military strengths
mismoves
mixological
mountain fastness
national uniform price
Notoseris psilolepis
off trade
overbets
Paleoamphibole
pass-master
petrouchka
Philadelphia chromosomes
pin his ears back
plug-in controlgear
Point-of-Load
postvital stain
quadruple flow turbine
quaternary surfactant
quintanas
realms
reduced group
relucent
ricolage
ring-shaped rotor
roettisite (r?ttisite)
rotary fund
savorier
Seubersdorf
shift clock
show times
shrink hole
skyers
test for resistance of surface to wear
thiamines
thinner with senser
thrust bearing
transportabilities
transvasated
trimorphemic
trophospongium
unavertable
universal code
wealth distribution
windrow spreader
with half an ear