n. 网络外部性
[网络] 网络效应;网路效应;网络效果

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(101) / 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(73) / 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(233) / 评论(0) 分类 自考英语(一)78讲

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(118) / 评论(0) 分类 实用英语

Last week, Verizon and Google proposed a plan they say could keep the Internet open while supporting investment in high-speed Internet service. Verizon has the nations biggest wireless network while Google is the biggest Internet search engine. The p

发表于:2019-01-11 / 阅读(104) / 评论(0) 分类 2010年VOA慢速英语(八)月

A community radio project in Senegal's troubled Casamance region is trying to help the peace process there by encouraging dialogue in an atmosphere of ongoing tension and violence. Pasted to the wall inside Fogny FM, a radio station located just sout

发表于:2019-01-14 / 阅读(209) / 评论(0) 分类 VOA标准英语2011年(二月)

So we believe that deep computing is a trend that will have a profound effect on commerce and on society. Of course a concept throwing big problems at computers is not a new idea. Its rules can be traced at the very origins of the industry. The diffe

发表于:2019-01-18 / 阅读(72) / 评论(0) 分类 财富精英励志演讲

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(78) / 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(116) / 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(82) / 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(93) / 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(86) / 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(125) / 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(146) / 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(71) / 评论(0) 分类 英语作文

BEIJING, Oct. 18 (Xinhuanet) -- Giuliana Rancic, 37-year-old E! News and Style Network host, revealed Monday that she has breast cancer after doctors discovered a tumor during her latest round of in-vitro fertilization. Rancic had planned to wait unt

发表于:2019-02-17 / 阅读(125) / 评论(0) 分类 英语新闻

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(96) / 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(76) / 评论(0) 分类 英语新闻

Imported drugs to go on China's electronic monitoring network BEIJING, Oct. 8 (Xinhua) -- China's food and drug safety watchdog plans to put imported drugs on the national electronic monitoring network in a move to step up drug management. Overseas p

发表于:2019-02-18 / 阅读(162) / 评论(0) 分类 英语新闻

Voice 1 Thank you for joining us for todays Spotlight. Im Joshua Leo. Voice 2 And Im Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Todays Spotlight is

发表于:2019-03-04 / 阅读(178) / 评论(0) 分类 环球英语 Spotlight
学英语单词
a hole in the road
ablets
Abū Samāra, Khirba
adequality
aedes (finlaya) formosensis
agate jasper
American Standards Association
Aminotriiodobenzoate
analysissitus
angust-
antipacifist
aviation arrangement
balanced fund
bowfell
breast eczema
casenesses
cheat sheet
cnidium rhizome
coal powder injection equipment
cold curing
congenital cystic lymphangioma of neck
connector in AND/OR graph
Cyphellaceae
Davydova, Mys
dead-end guy
doghouse bassist
drying air duct
ecstaticas
emetomania
ethoxybenzoyl
eyeball to eyeball
film fiche
final merge phase
fire monitor
first finishing pass
fleer
flow control procedure
frictionless simulator
gaigeour
game of cat and mouse
graphic tongue
group sampling
grub up
horseshoe bend
hypophysis sicca
impressionistically
interviewer
isohumic soil
Kanskiy Rayon
kiln bedding
kuang ta chih wu
large-eyed
laryngectomizes
lie out of one's money
Lythrancepine
metablastic
metal based magnet
molybdenite structure
NEWPOSITREP
newspaperishness
nonsex
ogly
omnium
on the border of
padding table
parallel staff
past its sell-by date
payment reference
perve
phorbide
pining stool
precipitation ga(u)ge
production conditions
professional exposure
promontorium
put on the appearance of
reignative
riverboats
scarabaeid
scattered quantum
shell bean plants
signees
silver-leaf
single phase alternator
single sweep
software name register
somatypes
stripping film method
submarine ore carrier
synthetic sociology
TaskRabbit
Tatsugō
the u.s.
towage lien
tricyclic antidepressant drug
turbulence lump
under your nose
vendor's invoice
water dragons
whiter-than-white
wiling