因瓦效应

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(79) / 评论(0) 分类 VOA2003(下)-环境与健康

A Harvard commencement is a special occasion.How could anyone not have been thrilled by this morning's assembly?25,000people packed in the Harvard yard to celebrate one of the great occasions of life.I loved it all,and I love this great gathering a

发表于:2018-12-18 / 阅读(75) / 评论(0) 分类 白领英语晨读

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(213) / 评论(0) 分类 自考英语(一)78讲

SCIENCE REPORT - February 28, 2002: Blood Test For Ovarian Cancer By Nancy Steinbach This is the VOA Special English Science Report. American medical researchers say they have developed a simple blood

发表于:2019-01-02 / 阅读(77) / 评论(0) 分类 科技之光

「在神圣的荒野中,我们能看见自己最良善的特质」野生生态保育人士博伊德?瓦提(Boyd Varty)与我们分享动物、人类及两者相互关系的故事,也就是南非谚语Ubuntu所言:「是你成就了我」。博伊

发表于:2019-01-05 / 阅读(89) / 评论(0) 分类 TED公开课:地球村

热爱恶搞的投资家Yossi Vardi针对写博客时的危险性发表了详尽的见解。尤其给男性们警醒。

发表于:2019-01-05 / 阅读(85) / 评论(0) 分类 TED公开课:(不只是)男人经

By Paige Kollock Washington, D.C. 18 January 2006 view Cancer report Medical experts say it is the biggest breakthrough in more than a decade in the fight against ovarian cancer, a rare but deadly for

发表于:2019-01-06 / 阅读(119) / 评论(0) 分类 2006年VOA标准英语(一月)

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(100) / 评论(0) 分类 实用英语

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(64) / 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(102) / 评论(0) 分类 科技之光

34 过多服用雌性激素有可能引发卵巢癌 DATE=4-12-01 TITLE=SCIENCE REPORT -Estrogen and Ovarian Cancer BYLINE=Mario Ritter (Start at 1'00

发表于:2019-01-30 / 阅读(87) / 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(62) / 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(80) / 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(70) / 评论(0) 分类 英语作文

MADRID, Oct. 22 (Xinhua) -- Sevilla goalkeeper Javi Varas was the hero of the night as his side produced a stunning defensive display to earn a 0-0 draw against FC Barcelona in the Camp Nou stadium. Varas made a string of spectacular saves, including

发表于:2019-02-07 / 阅读(95) / 评论(0) 分类 英语新闻

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(111) / 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(130) / 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(57) / 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(80) / 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(61) / 评论(0) 分类 英语新闻
学英语单词
abdulmutallab
airborne warning and control system aircraft
alto-
Anopheles crucians
Arroyo Seco
arsen-
Ausonius, Decimus Magnus
autonomy-supportive
aviado
bactrocera (bactrocera) dorsalis
BH
bicolorates
biological catalyst
booking container summary
camouflage umbrella
care nought for
chewing
clamming up
claustrophobes
common sucker
conductor-rail ramp
corneagenous cell
Courtelevant
curl-ups
current-limiting resistivity
cut leaved lettuce
dorothea langes
drive sb to the wall
dysploidion
edge-lighted display
engaged click
fascia axillaris
fire-grates
flow control unit
fluorescein labelled antibody
fuel blend
general membrane
genetic regulation
hartshornes
hysteromyotomy
insulation structure
job-number
keyte
kilimnik
life - support systems
low-melting point glass
lowincome
Maine-et-Loire, Dép.du
microtomed
minimum asymptotic variance
nano-mole
neauer
Nimka Thāna
nouasse
ozone-benign
paperbelly
penetrants
per-day
pin hole grinder
Port Victoria
precision very high frequency omnidirection range
prediction data
prereaching reflex
progranulocyte
Pterocarpol
quite the go
range of linearity
rapid brine cure
rapid fast orange
re-reading
reserve for undistributed interest earnings
sacreder
security measuress
sex symbol
stiffenr
Strigulaceae
sunbaking
symphytium
system of homogeneous linear equations
tear-
tergitol
threshold illuminance
throughput number
thru-hikers
Tickell's
tihar
torsional damping arrangement
track while scan radar
two dimensinal flow
two pole knife switch
two-tiered pricing
upright converter
vertical scanning
vespa basalis
vheicle carrier
voltmeters
warm agglutinin
water closet (wc)
water screen header
wire guard
woader
yowden-drift