成坎效应;焰口效应

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(85) / 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(62) / 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(219) / 评论(0) 分类 自考英语(一)78讲

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(60) / 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(105) / 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(67) / 评论(0) 分类 英语小达人

By VOA News 10 May 2006 Condoleezza Rice Secretary of State Condoleezza Rice said Wednesday the United States will pause in its drive for U.N. Security Council action against Iran. The break would all

发表于:2019-01-30 / 阅读(112) / 评论(0) 分类 2006年VOA标准英语(五月)

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(106) / 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(70) / 评论(0) 分类 英语每日一词

After Messenger's 3 fly-bys, we've now mapped more than 90% of the planet. Taken from around 124 miles, these images are the clearest to date of Mercury. And it's not hard to spot a crater of epic proportions, the result of yet another Titanic collis

发表于:2019-02-05 / 阅读(67) / 评论(0) 分类 自然百科2012年

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(84) / 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(75) / 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(115) / 评论(0) 分类 英文语法词汇

1. President Barack Obama is leaving this morning for his first overseas trip since taking office. Obama is heading out on an eight-day tour of Europe. First stop, the G20 summit in London. 2. British Prime Minister Gordon Brown says he expects diff

发表于:2019-02-11 / 阅读(109) / 评论(0) 分类 美联社新闻一分钟2009年(四)月

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(135) / 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(62) / 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(85) / 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(65) / 评论(0) 分类 英语新闻

HARI SREENIVASAN: Tomorrow, President Obama will return to the first city he visited after becoming president, Elkhart, Indiana. It was one of the worst-hit cities back in 2009, and the president will be delivering a speech to tout what's been accomp

发表于:2019-02-25 / 阅读(68) / 评论(0) 分类 PBS访谈社会系列

Altogether it is thoughtthough it is really only a guess, based on extrapolating from cratering rates on the Moon, 据认为──虽然只是根据月球上形成凹坑的速度所作的一种推测, that some two thousand asteroids big enough to

发表于:2019-02-25 / 阅读(50) / 评论(0) 分类 万物简史
学英语单词
a full general
amphophil
androgenca
antemortem bloating
antifermions
backlayering
Balto-Slav
basic diet
bewe
boiler installation
Bush, George (Herbert Walker)
calender bonding
carrier hay loader
chassis kerb mass
cognitive system
convection pass
core deposits
corn crusher
cpcc
crispy critter
cubic parsec
cutting-off wheel
cynomys mexicanus
deck chairs
desunt
dielectric membrane
disposable assets
double cup porcelain insulator
double duty
double strand pig machine
duration
Ephedra sinica poisoning
fallout area
family migration
fishhouse
flightdeck
ganglionostomy
germ-layer theory
Gleason cutter
Gleditschia officinalis
globby
guestbooks
Hausdorff metric
HMLR
Holywell Bay
Hunting Dogs, the
hydroballistics
icedrakes
Imre
industrial injuries disablement benefit
intercolumnar tubercles
issid
jingoist
kinison
Kopp's law of additive volumes
lead beam
liquor entericus
local prescription
lv's
LVST
man-sized
monin-obukhov equation
move with text
muchachos
natural immunization
natural sample pam
nebularia puncticulata
Nelaton's sphincter
nomen dubium
octet theory
Penukonda
physical data base record type
postdentary
pyrouric acid
quad clock driver
quasi-isotropic laminate
radio-frequency cable
rearranged molecular ion
reciprocal variation
relay governing
Repeat the last find operation
rinse-aids
rise from grave
roughing stand
ruby-crowned kinglets
shaft-driven helicopter
sodium nickelous(ii) sulfate
Solfammide
soyasapogenin
spatial frequency column
stag hide
stanniocalcin
state-led
steure
Tarasp
Tate R.
transporteth
trunnion brass
Upper Ganga Can.
vamping
vanishing point of stability
wealthy