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(296) / 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(151) / 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(142) / 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(222) / 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(161) / 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(212) / 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(243) / 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(150) / 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(185) / 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(175) / 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(196) / 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(196) / 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(158) / 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(184) / 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(195) / 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(147) / 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(155) / 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(142) / 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(170) / 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(140) / 评论(0) 分类 万物简史
学英语单词
action for the restitution of the conjugal community
all-hermetic compressor
altitude decay
asparagus beds
auto iris
automatic routineer
automatic tea bag packing machine
basketmaker
belinelli
bethpages
boosbecks
butyric aldchyde
catalytic reforming process
chafing mat
Chediak-Higaxhi's syndrome
cismontane
claiks
compagnonnages
cost-and
cruising power
Cylindrogloea
denicola
dimens
dynamic role
engine cut-off
expansion of the product line
false dragonhead
family cephalotaxaceaes
fencibles
final solutions
fishman's anchor
head of department
headbin
heavy cream
Heineken
hemiopias
Hypnol
Ionidium ipecacuanha St.Hill.
keltz
kiehl
knifing cultivator
linear variable-differential tr-ansformer
luminacin
Maccy D's
manganolangbeinite
master console
mauretanias
medial femoral circumflex artery
meteorological stress
minimum tie set
Mokre
mother's-mark
mountain partridge
myxedema heart
naupathia
neurotherapies
NSP
Nyscaps
ophiomancy
parentis
paroxysmal eruption
patellar malformation
Pepreomycin
phlogocyte
Pleurocoelea
podliker
powdered pumice
pseudostars
RAM disk
raw cullet
read-write heads
reference agency agreement
republican rivers
ring route
Sayda-Guba
selecting shaft
self-full
semware
sheep red blood cell
Siegbahn
simple classifier
simplex printing
slow motion shooting
small volume
solution coating
spatial price variations
specialization index of urban centers
stair step
statuettes
Strasberg
sutureless
swag out
tag path
technical classification
Teïskot
the other party
thraustochytrium aggregatum
tunneldiode
undecylene diacid
update control
Waffen-SS
wind of 120 days