数学工具

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(296) / 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(289) / 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(298) / 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(314) / 评论(0) 分类 VOA2003(上)-科技导航

SHIRLEY GRIFFITH:This is Shirley Griffith. STEVE EMBER: And this is Steve Ember with the VOA Special English program, Explorations. Today we tell about one of the world's greatest scientists, Isaac Newton. (MUSIC) SHIRLEY GRIFFITH:Much of today's sci

发表于:2019-01-03 / 阅读(347) / 评论(0) 分类 2018年VOA慢速英语(九)月

76 华盛顿国际数学奥林匹克竞赛 DATE=7-27-2001 TITLE=AMERICAN MOSAIC #828-International Math Olympiad BYLINE=Nancy Steinbach HOST: (Start at 0'54

发表于:2019-01-06 / 阅读(346) / 评论(0) 分类 文化聚焦

[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(600) / 评论(0) 分类 北师大版高中英语模块10(选修)

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(418) / 评论(0) 分类 VOA慢速英语2008(十)月

Texting Becomes a Health Tool in Kenya Mobile phone use in Africa has spread far, wide and fast. By the end of last year, it was estimated that 70 percent of the population would have a mobile phone. Now, the International Federation of the Red Cross

发表于:2019-01-14 / 阅读(400) / 评论(0) 分类 VOA标准英语2013年(四月)

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(1107) / 评论(0) 分类 托福听力单句训练

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(533) / 评论(0) 分类 天天商务口语

[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(425) / 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(360) / 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(346) / 评论(0) 分类 2006年慢速英语(三)月

EDUCATION REPORT - Teen Taught by Mom Wins Top Science Competition By Nancy Steinbach Broadcast: Thursday, December 15, 2005 I'm Faith Lapidus with the VOA Special English Education Report. A sixteen-

发表于:2019-01-30 / 阅读(493) / 评论(0) 分类 教育与新闻

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(361) / 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(390) / 评论(0) 分类 英语口语

Gabrielle: Hi, Annili! How are you today? Anili: Oh, I'm fine. Gabrielle: Good! Hey, I love your scarf! Anili: Oh, my scarf! Gabrielle: Yeah, where did you get it? Anili: Oh, I bought this scarf in Sydney. Gabrielle: Oh, OK. So, Sidney is your hometo

发表于:2019-02-13 / 阅读(277) / 评论(0) 分类 英语趣味课堂

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(328) / 评论(0) 分类 PBS访谈社会系列

In todays podcast, I am going to talk about the English word mind, and about some expressions which contain the word mind. Your mind means the things which happen inside your head, or inside your brain your thinking, in other words. We can say, for e

发表于:2019-02-19 / 阅读(378) / 评论(0) 分类 听播客学英语
学英语单词
14-Deoxylagosin
Aglaonema siamense
anterior vitrectomy
application program stub
automatic repeat allowed
bebopped
bitch-ass
brown citrus juice extractor
brushing table
canudo
cascade impacter
center tapped transformer
clinicopathogenesis
cock rock
coenuri
coffeehouse
coffer work
collateralizable
conflicting traffic
considere
contract of consignment
corporate rescue
crystal structure refinement
date of reference
difference Monte Carlo method
diffused-junction transistor
double-lock seam
doumbia
Dry Tortugas
ejaculatory
electronic-controlled electrohydraulic door
epimythia
espectaculos
experientialists
fluoxydin
free shear flow
gel coating
Haragētī
Hayatindine
heavy duty drill
hexamic acid
high-precision NC boring head
high-short sterilization
high-torques
ice deviation clause
kotovsk (tambov)
latent heat of melting
leopard moth
lifting-line propeller theory
liniment of mustard
lone-form auditor,s report
median alveolar cyst
michaelides
moisture-proof case
motorscraper
neathandedly
net buoyant weight
non-teachers
octadecanamide
oculi marmarygodes
pancreatic sarcoma
parametron shift register
paystreaks
pentaklasit
Per Seat Licensing
Pharbitis hederacea L.
polyextremophiles
polyhedral cells
power system swing
practopoiesis
preboding
precleared
ratio of imports to gross domestic product
residue stress
rich wine
richstone
road magnet
robert edward lees
root-mean-square prediction error
second posterior intercostal artery
send signal
sensationish
shakiras
so-called ex-officio oath
Standards Organizations
stick notes
stickaburrs
strip processing
surripe
swooped
system loader
szilagy
timing cylinder
urethral applicator
us sup
Valerianella olitoria
whirche
white-collars
wood finish
word qualifier
zaditen
zero lift moment