un. 定向摩擦效应
[网络] 方向性摩擦效应;方向性磨擦效应

Without the Sun we wouldnt be here. It is the source of our heat, light and energy. It is enormous, bigger than we could imagine; yet its very small compared to other suns in the universe. Its unbelievable to think how much the sun burns. Its just a

发表于:2018-12-04 / 阅读(105) / 评论(0) 分类 听一分钟英文-S

By Nancy Steinbach Broadcast: November 19, 2003 This is Phoebe Zimmermann with the VOA Special English Health Report. When scientists want to test the effectiveness of a new drug, they usually divide

发表于:2018-12-15 / 阅读(100) / 评论(0) 分类 VOA2003(下)-环境与健康

This is the VOA Special English Health Report. Doctors currently identify autism disorders by observing behavior. Autism affects social and communication skills. It usually first appears in young children. Now, researchers in the United States think

发表于:2018-12-15 / 阅读(123) / 评论(0) 分类 2010年VOA慢速英语(十二)月

His health condition is bound to effect his work. 他的病况一定会影响他的工作。 be bound to指一定,必定,免不了。又如: His laziness is bound to result in his failure. 他的懒惰注定导致他的失败。

发表于:2018-12-25 / 阅读(72) / 评论(0) 分类 蒋健棠英语实用句子

Amanandhissonwereridinginthecar. Themansaidtohisson,Couldyoucheckandseeifthedirectionlightsareworkingonyoursideofthecar? Hissonlookedoutthewindowandsaid,Yes,no,yes,no,yes,no,yes,no... Notes: 1.Amanandhissonwereridinginthecar. 有一个男人和他儿子

发表于:2018-12-26 / 阅读(86) / 评论(0) 分类 英语笑话(MP3+文本)

Benjamin Frankin wondered about(at) lightning. He combined his curiosity with imagination and carried out his well-known experiment to show that lightning and an electric spark are the same thing. Cur

发表于:2018-12-30 / 阅读(232) / 评论(0) 分类 自考英语(一)78讲

中文 英文 缩写 顶侧板 top-side door 顶盖 top cover 顶面板 top panel 定长方式 fixed-length mode 定长码 fixed-length code 定界符 delimiter 定力矩扳手 torque wrench 定时 ti

发表于:2019-01-03 / 阅读(88) / 评论(0) 分类 电信英语

今年7月,14岁的美国华裔少年刘继打破老虎伍兹的纪录,成为美国青少年高尔夫锦标赛史上最年轻的冠军,同时刷新老虎伍兹保持了19年的纪录。刘继出生在纽约州一个只有11万人口的小城市史

发表于:2019-01-09 / 阅读(118) / 评论(0) 分类 实用英语

Pakistani troops have killed at least 84 Taliban fighters and lost five of soldiers in two days of clashes in a northwestern tribal region believed to be a militant stronghold. Top military officials in Pakistan say that clashes in the Orakzai tribal

发表于:2019-01-13 / 阅读(83) / 评论(0) 分类 VOA标准英语2010年(三月)

The Effect of Advertisement 广告的效果 Some businessmen were talking about advertising on TV excitedly. As none of them had ever done it before, every one had his point of view. At this moment, Mr. Grey came by. He was a car dealer and he had on

发表于:2019-01-28 / 阅读(78) / 评论(0) 分类 英语小达人

60 测试新药安慰剂的疗效 DATE=6-21-01 TITLE=SCIENCE REPORT - Placebo Effect Study BYLINE=Nancy Steinbach (Start at 59

发表于:2019-01-30 / 阅读(116) / 评论(0) 分类 科技之光

今天我们要学的词是ripple effect。 Ripple effect, 连锁反应。 The shutdown of the local mine had ripple effects on the entire community, 当地这家煤矿的关门,在整个社区引起了连锁反应。 美国汽车业界人士警告说

发表于:2019-02-02 / 阅读(81) / 评论(0) 分类 英语每日一词

今天我们要学的词是side effect。 Side effect, 副作用。一项最近民调显示,Most Americans want health reform but fear its potential side effects, 大多数美国人都希望看到医疗改革,但是又担心改革可能带来的副

发表于:2019-02-05 / 阅读(93) / 评论(0) 分类 英语每日一词

As the development of the society, people want to conquer the environment, they use the high technology to change the environment, when people are satisfied with what they did to the nature, the nature is starting to teach human being a lesson. In th

发表于:2019-02-06 / 阅读(85) / 评论(0) 分类 英语作文

Affect and effect are different in meaning, though frequently confused. Affect is chiefly used as a verb and its main meaning is to influence or make a difference to, as in the following example sentences: Affect一般用作动词,其含义为:影响

发表于:2019-02-07 / 阅读(125) / 评论(0) 分类 英文语法词汇

今天我们要学的词是side effect。 Side effect, 副作用。一项最近民调显示,Most Americans want health reform but fear its potential side effects, 大多数美国人都希望看到医疗改革,但是又担心改革可能带来的副

发表于:2019-02-13 / 阅读(145) / 评论(0) 分类 英语单词荟萃

As the development of the society, people want to conquer the environment, they use the high technology to change the environment, when people are satisfied with what they did to the nature, the nature is starting to teach human being a lesson. In th

发表于:2019-02-13 / 阅读(71) / 评论(0) 分类 英语作文

Economics Brief 经济学简介 Six Big Ideas: The natural rate of unemployment 六大经济学原理:失业的自然比率 Central bankers' holy grail 央行银行家的圣杯 Policymakers have spent half a century in search of the natural rate of

发表于:2019-02-17 / 阅读(58) / 评论(0) 分类 经济学人财经系列

VATICAN CITY, Feb.28 (Xinhua) -- The resignation of Pope Benedict XVI came into effect at 8 pm local time (1900 GMT) on Thursday, who had left the Vatican by helicopter for the papal vacation retreat in south Rome earlier in the afternoon. The pope h

发表于:2019-02-17 / 阅读(96) / 评论(0) 分类 英语新闻

BEIJING, Sept. 1 (Xinhua) -- Medicine prices at public clinics have been notably reduced thanks to a policy that promotes basic medicine, an office of the State Council said Thursday. Current price levels of basic medicine used by government-funded t

发表于:2019-02-18 / 阅读(75) / 评论(0) 分类 英语新闻
学英语单词
Accoville
adjoint equation
Androtardyl
Angola Abyssal Plain
aspirator vacuum pump
automatic space extension
axipetal
bar in
barometer gauge
bilharzial
bitwidth
branched channel
breakfasters
cemental spike
chiloscyllium indieum punctatura
clonal dermatitis
cockspur thorns
complex body parts
contingent gains
continuous wave telegraph
coracle
cotton lord
counseling service
curialists
Dabo, Tk.
data element chain
Desmodium pulchellum
determination of range of visibility for navigation light
diluters
disabilities of walking
disymmetry of interference colors
dodecahydrates
dog block
doorlock
dry stained and mildewed
Du Pont fungicide A
dying tree
edeoptosis
effective reduction
Egleton
election frauds
Epidermolysins
fissiles
foreloper
gear reduction
girth member
gold hoarding
graphical input language
habitat island
hdtvs
hexametrize
hoeghs
hybrid user
Lauenberg
limber-up
low-hanging fruits
mechanical devices
mechanical registration
merkel's menisci
monopalmitoyl
moral revolt
nitrine
nonclassical
Noryl
off service
optimal location
oyez
pergo
petition for modification of conditions
Pierre Samuel
Ping of Death
quantifier-raising
quelquechose
rate constant
rca video
registered health information technician
resonant interaction
RFDS
rigid design
Saint-Adolphe
SHAEF
soft spots
software simulation
spectral response range
statelier
stiff-skin syndrome(congenital fascial dystrophy)
subfigures
swapportunity
switched input
telemonitored
tenebrious
the best of luck
three-timers
tool grinding installation
Tosasimizu
training effect
trainmaster
turbine performance characteristic curve
two-stage preheating circuit
uncollaborative
VDOP
wrinkliest