加速效应

The 2009 Nobel Prize in Chemistry goes to Venkatraman Ramakrishnan of the MRC Laboratory of Molecular Biology in England, Yale Universitys Thomas Steitz, and Ada Yonath of the Weizmann Institute of Science in Israel for their studies of the ribosome.

发表于:2018-12-11 / 阅读(251) / 评论(0) 分类 英语讨论

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(205) / 评论(0) 分类 VOA2003(下)-环境与健康

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(370) / 评论(0) 分类 自考英语(一)78讲

雅虎新闻:为什么欧洲超市里的鸡蛋只放在普通货架上,而美国的鸡蛋则需要放在冷藏区? 鸡蛋为什么要冷藏 Yahoo.com: Why is it that European eggs are stored on supermarket shelves while American eggs chill in t

发表于:2019-01-01 / 阅读(260) / 评论(0) 分类 双语趣听精彩世界

The 2009 Nobel Prize in Chemistry goes to Venkatraman Ramakrishnan of the MRC Laboratory of Molecular Biology in England, Yale Universitys Thomas Steitz, and Ada Yonath of the Weizmann Institute of Science in Israel for their studies of the ribosome.

发表于:2019-01-08 / 阅读(218) / 评论(0) 分类 Scientific American(十)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(228) / 评论(0) 分类 实用英语

accelerated accomplished achieved adapted administered advised affected analyzed appointed applied arranged assessed assisted attained balanced broadened budgeted built calculated cataloged chaired compiled completed composed computed conducted conso

发表于:2019-01-17 / 阅读(177) / 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(222) / 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(229) / 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(207) / 评论(0) 分类 英语每日一词

By Gilbert da Costa Abuja 15 June 2007 West African leaders concluded a one-day summit in the Nigerian capital Abuja with a commitment to speed up turning their region into a border-free zone by 2020. For VOA, Gilbert da Costa has this report. (From

发表于:2019-02-04 / 阅读(258) / 评论(0) 分类 2007年VOA标准英语(六月)

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:2019-02-05 / 阅读(197) / 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(205) / 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(274) / 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(252) / 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(190) / 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(221) / 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(183) / 评论(0) 分类 英语新闻

摆脱特困户Fight back with caffeine but do not overdose咖啡虽好,可不要贪杯哦! A cup of coffee or tea that contains a good amount of caffeine is good for the health, and is important to keep us alert for important occasions, such a c

发表于:2019-02-23 / 阅读(166) / 评论(0) 分类 英语听力广播—Listening

Antibiotics, as the name implies, work against life, or more specifically against living cells. Since our bodies are also made up of living cells, the antibiotics have to distinguish between the cells in our bodies and the cells of the bacteria causi

发表于:2019-03-06 / 阅读(222) / 评论(0) 分类 英语时差8,16
学英语单词
a-mi
acid-converted syrup
aggradated
agreeements
alkyd resin varnish
alternative payee
aluminium alloy tower bolts
american council on educational psychology
androids
argenti
assibilating
aunola
Ban Sang
beat the big drum s for
berowe
bioelectric model
black firm
boastfull
caganer
Calavà, C.
carbon dioxide solid refrigerator
caroon
Charon evagatus
Chrysolyte
classical hemophilias
constituted
Couton's disease
crest slab
current cost control
delay bit
denias
dermatocranium
Diospyros corallina
diploteratography
dipwads
double-chart recorder
downfolds
ductile material
engine prewarming
equalization cahrge with timer
error correction signal
erythruloses
fixed-node
freeze-blowing
friability test
from-the-ground-up
FRZ
functional cup product
gastrula stage
gear rim for flywheel
glass-stoppered bottle
glucocannogenol
high gate drive
inhalants
initial slackness
KALEIDESCOPE
LEPIDOSIRENIFORMES
lower plenum subfactor
lubricant coating
make our flight
mandarin oriental
manipule
maximum survival temperature
meridional X-ray diffractogram
minimum-maximum property
ministerial
Moreau, Jean Victor
Motokwe
null indicating double-beam system
opern
overcold
overionization
pad chief
pangram
peer of the realm
pleiomorphisms
pre-entries
pre-solution
pretrochal
provis
quatre-couleur
quoracy
RAN2A
rudimental
scrovegni chapel
silks outside the covering of the ear
space flight environment simulation facilities
spoon bow
spring-coiling machine
sri
steel tie rod
trial face
turbine-wheel
ultra-high-early-strength portland cement
unfainted
us triumphalism
Venturi scrubber sprinkling test
Wharfe
wide-angle spectroradiometer
xobni
yews