广义数学归纳法

The Mathematical Bridge 没有铆钉的数学轿 The Mathematical Bridge was built in 1749 by James Essex the Younger to the design of William Etheridge. It had subsequently been rebuilt to the same design in 1866 and 1905. 数学桥是1749年詹姆斯

发表于:2018-12-18 / 阅读(122) / 评论(0) 分类 走进剑桥大学

Pi Day is on March 14. This is the day when mathematicians and geometry enthusiasts around the world get together and celebrate the mathematical constant of Pi. There are two good reasons to hold Pi Day on March 14. The first is that in the American

发表于:2018-12-29 / 阅读(102) / 评论(0) 分类 世界节假日博览

By Jerilyn Watson Broadcast: November 20, 2003 This is Steve Ember with the VOA Special English Education Report. Educational gardens called

发表于:2019-01-02 / 阅读(126) / 评论(0) 分类 VOA2003(下)-教育与新闻

Broadcast: May 16, 2003 By George Grow This is the VOA Special English Environment Report. Scientists in the United States have developed a computer program that they say could provide an early warnin

发表于:2019-01-02 / 阅读(131) / 评论(0) 分类 VOA2003(上)-科技导航

factitial urticaria 人工性荨麻疹 film agent 膜剂 finger nail 指甲 fissure 裂隙 fixed eruptions 固定性红斑 folliculitis 毛囊炎 fungus 真菌 furuncle 疖 generalized pustular psoria

发表于:2019-01-03 / 阅读(169) / 评论(0) 分类 医务英语

Talk about English ? BBC Learning EnglishTalk about EnglishBusiness Language To GoPart 2 - InductionThis programme was first broadcast in 2001. This is not a word for word transcript of the programmeCarmela: Forget about struggling(挣扎) with dict

发表于:2019-01-07 / 阅读(455) / 评论(0) 分类 英语讨论

[00:00.00]5 We all have genius within us [00:04.35]For years,scientists have speculated [00:06.66]that the talents possessed by [00:08.13]so-calledidiots savants- [00:10.46]as depicted by Dustin Hoffman in the film [00:12.97]Rain Man-may be accessibl

发表于:2019-01-10 / 阅读(312) / 评论(0) 分类 北师大版高中英语模块10(选修)

------------------- 国际贸易 ---------------------- 出口信贷 export credit 出口津贴 export subsidy 商品倾销 dumping 外汇倾销 exchange dumping 优惠关税 special preferences 保税仓

发表于:2019-01-11 / 阅读(139) / 评论(0) 分类 英文语法词汇

This is the VOA Special English Health Report. Governments, businesses and other groups have promised to add three billion dollars to the fight against malaria. The promises came last week at a meeting at the United Nations in New York. The money wi

发表于:2019-01-11 / 阅读(162) / 评论(0) 分类 VOA慢速英语2008(十)月

听力题目: 7. (A). Alex did fine in calculus. (B). Calculus was hard for Alex. (C). Alex had trouble getting to math class. (D). It used to be difficult for Alex to find us. 8. (A). Why is California so popular? (B). California is my favorite st

发表于:2019-01-18 / 阅读(188) / 评论(0) 分类 托福听力单句训练

潜规则1:不能只说Sorry 考试中总会有些紧张,那如果在考试中你没听清考官问题,或者有疑问的时候,假 设你只是说一句Sorry或Sorry, I dont know,整个给考官的印象就是你缺乏最基本的communica

发表于:2019-01-18 / 阅读(166) / 评论(0) 分类 雅思英语

1. What college are you attending? 2. What are you majoring in? /What's your major? 3. What grade /class〖年级和班级〗are you in? 4. What school did you go to? /Where do you go to school? 5. How many courses are you taking this semester? 6. I'

发表于:2019-01-21 / 阅读(347) / 评论(0) 分类 天天商务口语

发表于:2019-01-23 / 阅读(174) / 评论(0) 分类 实用英语

[00:00.00]Listening Comprehension (20 minutes) [00:-1.00]Section A [00:-2.00]Directions:In this section,you will hear 10 short conversations.At the end of each conversation,a question will be asked about what was said.Both the conversation and the qu

发表于:2019-01-25 / 阅读(191) / 评论(0) 分类 英语六级听力练习集锦

The Medical Sciences Division is the largest academic division in the University of Oxford, and also an internationally renowned centre for biomedical and clinical teaching and research. 医学部是牛津大学最大的学部,也是一个国际知名

发表于:2019-01-29 / 阅读(138) / 评论(0) 分类 走进牛津大学

EDUCATION REPORT - Intel Science Talent Search Winners AnnouncedBy Nancy Steinbach Broadcast: Thursday, March 23, 2006 I'm Steve Ember with the VOA Special English Education Report. An eighteen-year-o

发表于:2019-01-30 / 阅读(151) / 评论(0) 分类 2006年慢速英语(三)月

You might not think that mathematicians have anything particularly relevant to say about your love life. But you'd be wrong--if we're talking about James Murray, a mathematician at the University of Washington in Seattle who teamed up with Psychologi

发表于:2019-01-31 / 阅读(161) / 评论(0) 分类 英语杂谈

结石怎么说 如果说,calculus(微积分)还有一层含义,即表示日常最令人痛之欲绝的结石,您会不会很很惊异?calculus(微积分)和calculus(结石)之间从词源上讲有无联系呢?今天的词海拾贝

发表于:2019-02-07 / 阅读(159) / 评论(0) 分类 英语口语

HARI SREENIVASAN: Returning now to the death of Nobel Prize-winning mathematician John Nash. I'm joined by Nash's colleague and friend Robbert Dijkgraaf, director of the Institute for Advanced Study in Princeton, New Jersey. So, first off, my condole

发表于:2019-02-17 / 阅读(146) / 评论(0) 分类 PBS访谈社会系列

出口信贷 export credit 出口津贴 export subsidy 商品倾销 dumping 外汇倾销 exchange dumping 优惠关税 special preferences 保税仓库 bonded warehouse 贸易顺差 favorable balance of trade 贸易逆差 unfavorable balance of trade

发表于:2019-02-18 / 阅读(394) / 评论(0) 分类 实用英语
学英语单词
abutilon fibre
acre-inch
aerial dust filter
air bearing gyroscope
alternate pattern
anticonvulsant, anticonvulsive
antiplague serum
approval of import
Ashitaka-yama
available carbon dioxide
backwardization
bayonet oil level gauge
berculon B
blag
boiling stage
boofhead tortoises
business receipt tax
byte stream
cabin port
camuso
cenometra bella
chroma circuit
chrysoviruses
civil defence
cloud zone
d'hooghe
dakwa
dento-alveolitis
diagnosis by intrauterine lavage
disabled toilet
eupryions
expenditure for not buying commodities
false reference axis
find innocent
firneedle
floriations
flourodeoxyglucose
fuel control handle
Garelochhead
graft versus host
groeneveld
gyri hippocampi
heat reduction
helical tooth cutter
horizontal roller mill
ilundain
internal-conversion coefficient
intracommunity
John Paul Jones
Kwangchow
L. T. T.
Lake Stevens
lead chamber gases
mapreading
Mason-Dixon Line
matans
metamizole sodium
microaerophillic
middle-shot wheel
minimusicals
NM-CFU
non-blast furnace ironmaking
obering
Olavakod
oligochaetotic
optoacoustic
oryza alta swallcn
pedestrian refuges
polar theory
prop up ailing industries
prostyle tetrastyle
protected address
protochlorides
reimbues
ribbon turbine
rush-grass
SADM
sanskara
seismic velocity spectrum
Sennwald
shrimpiness
silver fluorotrioxophosphate
simple connectivity
slope of stack
slot insulating liner
solenoid directional control valve
splooged
stand-alones
stay pole
takyric solonchaks
three-dollar bill
Trebel
trucklets
tsunameter
turnkey invitation to tender
two-point hitch
undrooping
veces
vibrable
vowelly
winding distribution
word processing equipment for recording and print