[有机化学] 共轭效应

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(157) / 评论(0) 分类 VOA2003(下)-环境与健康

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(128) / 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(307) / 评论(0) 分类 自考英语(一)78讲

Grammar Girl here. Today's topic is semicolons. I get questions about semicolons a lot, so it's time to clear up some confusion. Semicolons separate things. Most commonly, they separate two main clauses that are closely related to each other but that

发表于:2019-01-02 / 阅读(158) / 评论(0) 分类 英语语法 Grammar Girl

Grammar Girl here. Surprise! You get a bonus show today because Thursday is National Punctuation Day and I'm going to have a slightly different kind of podcast to celebrate. Today's topic is semicolons. I get a lot of questions about semicolons, so i

发表于:2019-01-02 / 阅读(163) / 评论(0) 分类 英语语法 Grammar Girl

图片1 by Mignon Fogarty This is an expanded show based on the original episode covering when to use affect with an a and when to use effect with an e. This question is from Eric on the voicemail line. I have a question for you regarding the affect

发表于:2019-01-02 / 阅读(165) / 评论(0) 分类 英语语法 Grammar Girl

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(155) / 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(124) / 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(182) / 评论(0) 分类 实用英语

Researchers call it the Lazarus effect the dramatic beneficial changes that antiretroviral drugs ARVs - can bring to HIV/AIDS patients and their families. The drugs are changing lives. In the biblical story, Jesus is said to have raised Lazarus from

发表于:2019-01-13 / 阅读(153) / 评论(0) 分类 VOA标准英语2010年(十二)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(167) / 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(182) / 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(143) / 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(157) / 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(154) / 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(211) / 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(210) / 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(152) / 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(174) / 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(142) / 评论(0) 分类 英语新闻
学英语单词
-sterone
a close game
a dab of
acetone-chloroform
afflictings
al-jar
angle jaw tongs
ATP-sulphorylase
axial moment of inertia
be overexposed
Belej
bendicin
Borrelia obermeieri
burke mt.
catechol-
cheesehead
clubical
cold capacity
color grinder
color throw
cooking schedule
cyclonic thunderstorm
data acquisition and control
design for structure discrimination
do one's heart good
Duchovnian
eccentricity of earth
Elvis Aron Presley
enterogram
epitaxial growth
epoxy anti-corrosive powder
esnafs
euthymol
expropriative
exstrophies
fairing by flame
filtra-tion
floor construction plan
frustrane extrasystole
geospizine
high-centered
Hycobal
indolently
insecure work
JRO
junk food
leg of lamb
Little Bow R.
Lonsdalen
Madrona, Sa.
master grating
matrix output time
matthiolas
milking parlor
moncombustible
Montigny-la-Resle
naphthylthiourea
necrolytic
neutron albedo
nimbed
nystagmus-myoclonus
odor intensity
oil recovery method
overburden ratio
penny banks
pick a row with
pk pk
polyfatherhood
polymer rheology
Polyscias fruticosa
pretornal area
prisoners' base
Psilotineae
pull hands
rabies-vaccine treatment
Racanisodamine
Rameau
revanchisms
S matrix of magic tee T
session protocol data unit (spdu)
skin-drying mold
skiptracers
statement of realization and liquidation
swiss-cheese
symmetric polyphase system
syndrome of qi failing to control blood
take-out
titanium(iii) iodide
too little, too late
top sciences
total trip
trailing wire
transmission characteristics
Triumfetta pilosa
uncement
undecynedicarboxylic acid
under construction
verecity
veritically
vicentes
violence index
weld crosswise