自掺杂效应

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(95) / 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(79) / 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(68) / 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(225) / 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(70) / 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(111) / 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(60) / 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(63) / 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(71) / 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(111) / 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(76) / 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(60) / 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(88) / 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(78) / 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(121) / 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(137) / 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(66) / 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(89) / 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(71) / 评论(0) 分类 英语新闻
学英语单词
alloy plating
Alpinia bracteata
amiel
amphileucemic
application test
approximate diameter
ATACS
beatnikery
beta waves
birst
Botanichne
brolic
calorized iron
Cassidulinacea
castaeda
cataractist
cathode ring
charge indicator relay
Cockerton
concomitant
contado
copies down
cross-trainings
croudaces
cupric cement
dedeuterization
descruotuve statu statistical method
diffuse chorioretinitis
entoria kiirunensis
ethyldiisobutyltin bromide
euthanasias
flumioxazin
foment war
galactosaccharic acid
genus astragaluss
geographic information systems
guyons
gyblett
hayner
hazard identification
heasmen
Hlohovec
hyperorchidism
in keeping with
in plain words
incense paper
joint clearance of brazing
Jubadie
jus
Kairouan, Kairwan
Keep R.
kelvin's temperature scale
kleczka
larch tree
lead zinic primer
littenberg
made a ring
mayurone
metal fixing
Mong Cai
Mourtzeflos, Akra
nanocomplexes
newspaper rotary letterpress machine
Nicolon
nitzschia ventricosa
Novaggio
OBFS
oxycaproic acid
Phoebe brachythyrsa
piezoelectric driving system
pneumotympanum
Poly(ADP)polymerase
pricklets
ProDOS
product of ideals
program area
quadruple distillation
raise eyebrows
real jazz
resistance-capacitance voltage divider
Rosa acicularis
run-time address
Safeway Store Inc.
schaulsohn
scorekeepers
scourable
Shubarshi
small-budget
small-size boiler
sound-insulateds
spine arthrodesis
splachnum rubrum mont.
spongiose
Sting-Kill
subterranean organ
supraorbital arch (supraorbital margin)
thermofluid enamel
tymbals
United Mine Workers
uriniferous tubule
wandering of an arc
zedd