自射光电效应, 自生光电效应

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(119) / 评论(0) 分类 VOA2003(下)-环境与健康

Chinese authorities have enacted a new regulation for car makers from April 1. All domestic and foreign auto makers that operate in China now run under a two-credit system, which consists of the index of Car Average Fuel Consumption - or CAFC - and t

发表于:2018-12-24 / 阅读(106) / 评论(0) 分类 2018CRI中国国际广播电台

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(87) / 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(260) / 评论(0) 分类 自考英语(一)78讲

四六级阅读占考试的比重很大,很多考友也为阅读烦恼不已,该怎么办呢?两个字:多看! 所以,从今天开始,每天会节选一些文章和大家一起阅读。 接

发表于:2019-01-03 / 阅读(128) / 评论(0) 分类 阅读空间

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(142) / 评论(0) 分类 实用英语

AS IT IS 2014-09-12 Study: Playing Video Games Good for Children 研究表明,玩电子游戏对孩子有益 A study by researchers at Oxford University has found that playing video games can be good for children. The study found that children and te

发表于:2019-01-12 / 阅读(91) / 评论(0) 分类 2014年VOA慢速英语(九)月

AUDIE CORNISH, HOST: We're going to get another view of how the growing trade fight is affecting American businesses by learning about what's happening inside U.S. meat lockers. Here's NPR's Chris Arnold. CHRIS ARNOLD, BYLINE: If you want to see what

发表于:2019-01-17 / 阅读(95) / 评论(0) 分类 2018年NPR美国国家公共电台7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(104) / 评论(0) 分类 英语小达人

But the landmark eventthe dawn of a new agecame in 1905, when there appeared in the German physics journal Annalen der Physik a series of papers by a young Swiss bureaucrat who had no university affiliation, no access to a laboratory, and the regular

发表于:2019-01-29 / 阅读(109) / 评论(0) 分类 万物简史

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(137) / 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(103) / 评论(0) 分类 英语每日一词

The disaster in Japan is expected to affect economies in Southeast Asia, but economists(经济学者) say the damage is likely to be limited. They say the region may even see increased investments from Japan as companies seek to diversify away fr

发表于:2019-02-03 / 阅读(92) / 评论(0) 分类 英语新闻

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(119) / 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(110) / 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(149) / 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(169) / 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(100) / 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(127) / 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(97) / 评论(0) 分类 英语新闻
学英语单词
2'-deoxyguanosine-5'-phosphate
acceptor-RNA
acuity of hearing
Afro-Asian Reinsurance Pool
AISE
antiribonucleoproteins
Bolan
botulinum cook
boundary water drive
bovaric
Bovegno
brought out in
cawl
Cerro Manantiales
CINV
code element
coupling coil
crenelated
crostata
cubic capacity of permanent bunkers
cycle rate counter
Delhians
devour one's heart
dignosised
diphasic milk fever
document platen
double elimination
dragladled cullet
drug-induced depression
electric deck machinery
Entebbe
evolving new high-yield crop varieties
external contracting type
fermentaceous
Fianga
fibronectin type III module
fluor-chondrodite
forward gate current
free standing display
furrow wheel
Garland's curve
genset failure indicator
grandslam
growth cycle of hair
highlighting display
highly aberrated laser beam
Hiwarkhed
hoze
industrialist and businessman
Iridomyrmex
isotopically modified compound
kace
laser amplification technique
lehner
life peers
limnium
list of shareholders
lithologic hydrocarbon reservoir
macrofibrous
Magnolia nitida
mangini
MLCI
mnioides
monochlorosilane
more power to his elbow
muscogulge
now i believe
nylon gasket
on long voyage
oral order
other single mode fiber optic connectors
pantophthalmid
phenampromide
pipe-cleaner
Plan-de-la-Tour
pyrophosphate
Qazzafi
quantity of documents
quantity rebate
re-buys
re-mapped
redivides
Rideau Lakes
saharan
schlitz
seadogs
semiconductor doping
service-tree
shrimpless
stelazines
stereo(-)cinematography
supply delay time
tag ends
tall kalakh (telkalakh)
thurling
tip-tank
to bear the course
tray burner
tritium-generating reactor
tynianov
UKC
unskilfulness