光子效应

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(96) / 评论(0) 分类 VOA2003(下)-环境与健康

Sometimes it is hard to see the light, especially it lies in the invisible spectrum, like ultrared, ultraviolet radiation. But if you long to see the unseeable, you might interested to hear that under certain conditions people can catch a glimpse of

发表于:2018-12-24 / 阅读(67) / 评论(0) 分类 2015年Scientific American(一)月

A nightlight may keep those monsters under the bed. But it may also open the door to the blues. Because a new study reveals that animals exposed to light all night long show signs of clinical depression. If you have access to electricity, you no doub

发表于:2018-12-24 / 阅读(78) / 评论(0) 分类 Scientific American(十)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(70) / 评论(0) 分类 蒋健棠英语实用句子

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(229) / 评论(0) 分类 自考英语(一)78讲

By Ursula Lindsey The terrorist bombings last week at resorts along Egypt's Red Sea coast raised fears of another slump in the country's tourism industry, a key sector of its economy. The industry is

发表于:2019-01-03 / 阅读(72) / 评论(0) 分类 VOA2004(下)--世界经济

Sometimes when I'm in heaven 有些时日感觉身在天堂 I get forgetful of the Earth, woah 世间繁尘琐事早已遗忘 Until I hear you bickering like boys and birds 直到我听到你的声音如鸟儿啼鸣似孩童嬉戏 The heat is on, 阳光

发表于:2019-01-03 / 阅读(67) / 评论(0) 分类 听歌学英语

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(113) / 评论(0) 分类 实用英语

DAVID GREENE, HOST: I mean, let's listen to this. (SOUNDBITE OF TV SHOW, STAR TREK: THE ORIGINAL SERIES) JAMES DOOHAN: (As Captain Montgomery Scott) Ready to transport. WILLIAM SHATNER: (As Captain James T. Kirk) Energize. D. GREENE: Yes, the familia

发表于:2019-01-16 / 阅读(117) / 评论(0) 分类 2017年NPR美国国家公共电台7月

But this still doesn't explain why light is able to pass through glass rather than being absorbed as with most solids. 但是这还是不能解释为什么光可以穿透玻璃而不是像其他大多固体那样被吸收。 For that, we need to go a

发表于:2019-01-17 / 阅读(78) / 评论(0) 分类 TED演讲教育篇

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(73) / 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(113) / 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(77) / 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(90) / 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(82) / 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(122) / 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(142) / 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(67) / 评论(0) 分类 英语作文

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(92) / 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(72) / 评论(0) 分类 英语新闻
学英语单词
abbacy
Amifur
annular electric scram magnet
area forecast center
atypical estrus
balancer transformer
bbl.
belly-blind
bound by
carrot oil
cervical actinomycosis
chattative
Chiba-hantō
chiefly
choppine
co-apostate
construction organization
correction lens
correction of angles
distortion isograms
dithered scanning
dream-interpretation
drying mechanism
dwere
East Walpole
elasticity of glaze
Eria quinquelamellosa
face-hardened
Ferdholm
floatation centre
front-covers
full power scram
fully-automated computer program
genus Regalecus
hokutolite
honda.com
House of Councillors
how deep
hydraulic torque converter lockout
inflection center
inhalation therapist
input (a. c.) current
invitest
Isopedicin
isothermal heating
Jasminum sambac Ait.
Kennedy-Aronhold the-orem
landing stage floating
leonov
liguid media
LSWA
magnetic blunttip needle
many-
medium-distance aids
moncur
montes pyrenees
Nanxiong Formation
ne bis in idem
nebularia aurora floridula
non-conservative concentration
papulonodular mucinosis
pass fish eyes for pearls
peal
phagemids
Poitou colic
portway
power stability index
purprestures
radial drill press
radio altimeter antenna
Ramegnies-Chin
Ranunculus sardous
raw wood
Raymond type of apoplexy
receiver coil
refactive index soltion
regulating damper
relieving tiller
reset flip flop
riss-wurm interglacial period
round section connecting rod
running-fit
shent
short wave receiver
side-handing
snarler
storm water
strikes back
synchro angle
synchronization gear
T4 hyperthyroidism
tabernacular
tax years
telechelics
this side of
tubercularized
ungrace
wall pellitory
well-faring
Winter-Eichberg compensated repulsion motor
with intent
Yamoto