计算误差

Naipaul Speech and Style in His Own Words 1)Horace: Your style, that is a much-discussed 2)phenomenon. Naipaul: Yes. Horace: I even heard someone who had computed the average number of letters in a wo

发表于:2018-11-28 / 阅读(508) / 评论(0) 分类 疯狂英语2004年

This is the VOA Special English Health Report. A concussion happens when the brain is shaken, often in a car crash or a fall or a strike to the head in sports. Concussions can be mild, but doctors may order a CT scan to look for a more serious injur

发表于:2018-12-07 / 阅读(384) / 评论(0) 分类 VOA慢速英语2009年(十)月

Five airline companies plan to question all passengers on flights going to the United States starting Thursday. 五家航空公司计划从周四开始对所有前往美国的乘客进行提问。 The companies are beginning the security interviews a

发表于:2018-12-08 / 阅读(364) / 评论(0) 分类 2017年VOA慢速英语(十)月

AS IT IS 2016-02-29 Egypt Says It Sentenced Boy, 4, to Prison in Error The Egyptian military admitted last week it made a mistake when sentencing a 4-year-old boy to prison for life. A mistaken identity and confusion inside the Egyptian court system

发表于:2018-12-08 / 阅读(476) / 评论(0) 分类 2016年VOA慢速英语(二)月

AS IT IS 2014-06-26 How Ants Survive and Choose Their Leader 蚂蚁是如何生存和选择蚁后 Scientists have always been interested in the high level of organization in ant societies. American researchers have watched ants build life-saving raft

发表于:2018-12-16 / 阅读(384) / 评论(0) 分类 2014年VOA慢速英语(六)月

Chapter 12 Alter the Point of Delivery Dialog: A fourth bargaining chip is altering the point of delivery. Usually the terms require the seller to deliver the goods to a location specified by the buyer, so the cost of transportation is almost always

发表于:2018-12-26 / 阅读(464) / 评论(0) 分类 谈判英语

What is the definition of International Taxation? 什么是国际税收? International Taxation refers to the tax distributing relationship among countries when two or more countries are exercising their rights to collect tax from the international

发表于:2018-12-28 / 阅读(491) / 评论(0) 分类 外贸英语一点通

Researchers say they have developed technology that could predict heart attacks years before they happen. The researchers report using mathematical algorithms to examine computed tomography, or CT, images of a patients heart. A CT scan uses X-rays an

发表于:2019-01-03 / 阅读(333) / 评论(0) 分类 2018年VOA慢速英语(十)月

Inventory(存货) Inventory (存货),在会计英语词汇中是最基本的词汇之一,与这个词汇有关的词汇,比如与存货计价有关的方法,在会计报表及其说明解

发表于:2019-01-03 / 阅读(408) / 评论(0) 分类 财会英语

How a Cats Sandpapery Tongue Deep Cleans Cat lovers know that the animals spend a lot of time cleaning themselves. Cats use their tongues to remove dirt from their fur and smooth out their hair. Scientists are now learning how the rough, sandpaper-li

发表于:2019-01-06 / 阅读(398) / 评论(0) 分类 2018年VOA慢速英语(十二)月

1 转化法 英语中有些单词不须改变词的外形就能由一种词类转化成另一种词类。单词转化后的意义往往与未转化前的意义有密切的联系。医学英语中名词与动词的转化较为常见。 动词转化成名

发表于:2019-01-08 / 阅读(488) / 评论(0) 分类 医学英语

Common Sense I: What does UN stand for, do you know? C: It stands for the United Nations. I: Where is the headquarters of UN? C: In New York City of the United States. I: What are the main organs of UN? C: Its main organs are General Assembly, Securi

发表于:2019-01-08 / 阅读(440) / 评论(0) 分类 面试英语

AS IT IS 2014-06-22 Will China, India Become World's Largest Economies? 中国和印度将成为世界最大经济体吗? The economies of India and China could be larger than many people have thought. A new study from the World Bank now has some exp

发表于:2019-01-12 / 阅读(382) / 评论(0) 分类 2014年VOA慢速英语(六)月

Study: Early CT Scans Increase Lung Cancer Survival Rates A new study has found smokers and former smokers who develop lung cancer are more likely to survive if their disease is detected with a computed tomography, or CT scan instead of a standard ch

发表于:2019-01-13 / 阅读(434) / 评论(0) 分类 VOA标准英语2011年(七月)

Sense of Smell Jumpstarted Brain Evolution Mammals have much bigger brains than other animals. Scientists aren't sure exactly why, but new research published this week in the journal Science suggests it might have something to do with mammals' acute

发表于:2019-01-14 / 阅读(458) / 评论(0) 分类 VOA标准英语2011年(五月)

哺乳动物 脑部越大 嗅觉越灵? Researchers used computed tomography or CT scans to analyze the skulls of 190-million-year-old mammals found in a Jurassic-era fossil bed in China. These tiny critters, co-existed with thegiant, meat-eating d

发表于:2019-01-14 / 阅读(347) / 评论(0) 分类 VOA标准英语2016年(七月)

Tiny Fly May Hold Key to New Generation of Hearing Aids Ormia ochracea, a tiny yellow parasitic fly native to Central America and the southern United States, has an unusual habit. It deposits larvae onto the backs of crickets, which burrow into the i

发表于:2019-01-14 / 阅读(360) / 评论(0) 分类 VOA标准英语2014年(七月)

On 6th October 2008, asteroid hunter Richard Kowalski saw something that would change the assessment of threats presented by asteroid impacts. The night was proceeding normally and up on the screen came another asteroid. As I continued to make observ

发表于:2019-01-23 / 阅读(321) / 评论(0) 分类 探索与发现2014年

HONG KONG, Sept. 9 (Xinhua) -- The Hong Kong Polytechnic University (PolyU) announced Friday that its surveying experts had successfully developed methodologies for precise mapping of the Moon, after intensive analysis of the data captured by the Chi

发表于:2019-02-02 / 阅读(459) / 评论(0) 分类 英语新闻

In 1919, now aged thirty, he moved to California and took up a position at the Mount Wilson Observatory near Los Angeles. Swiftly, and more than a little unexpectedly, he became the most outstanding astronomer of the twentieth century. 1919年,他已

发表于:2019-02-17 / 阅读(367) / 评论(0) 分类 万物简史
学英语单词
Adhfa
air induction pipe
alcohol butyl
ante up something
association clause
Astrolabe B.
Atmakur
Avdeyevka
backstand
Bag-set
beancounter
Bergfors
BRANDRETH
cabin furnishings
came into step
Carex foraminata
centi-cycle
Chinese Geodetic Stars Catalogue
chromosome breakpoint
circuit stability
collocates
comedo-carcinoma
conine
contemplated schedule movements of trains
cpsa
cupron
cyclohexadienyl
deferred pension costs
Dicynodontidae
digit. date
Exmouth
feasibility in marketing research
feed-water main
figure of noise
fiscally anaemic
flight-number
gear shifting throttle
get the short end of the stick
Grand Bassa Co.
hemoblastosis
illightened
installed horsepower
intensity of radiation
intransit
isotopic peak
Jabaco
kalmu
Karachevskiy Rayon
kilham
Kofa Mountains
low runoff
Makula
marbies
mill manager
modern ballet
multispectral photography
nodalization
oags
personal attitude
pethanol
Politef
position in carrier
Progress indicator
pseudobile ducts
punch vtape
Quinquino
radio astronomer
reactor protective system
realized capital loss
refunding bonds
Restorationers
shank painter
shirmer
side fork
Sirotinskaya
slag-bonding
soiled cocoon
stenner
steno typist
surrender by bail
syntactic
syphax
tall poppies
templet assembly
terai hats
thrombogenicity
Tigharry
tool carrying device
Torino
tracheal sleeve pneumonectomy
trebenzomine
truncus bronchomediastinalis dexter
two solitudes
unencumber
unplaned
unsuitable stimulus
uridine 5'-triphosphate
vfp
vinyl chloride-vinylidene chloride copolymer
withsays
Yongan
yttrium-aluminium-garnet