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数学归纳法原理

2015年CRI Chinese Mainland and Taiwan Should Uphold One-China Principle: State Council

Chinese Mainland and Taiwan Should Uphold One-China Principle: State Council Ma Xiaoguang serves as a spokesperson for the State Council Taiwan Affairs Office. At a news conference on Wednesday, Ma said the One-China Principle has clearly defined the

发表于:2018-12-02 / 阅读(159) / 评论(0)

2015CRI中国国际广播电台

14 the Daffodil principle

the Daffodil principle Several times my daughter had telephoned to say, Mother, you must come to see the daffodils before they are over. I wanted to go, but it was a two-hour drive from Laguna to Lake Arrowhead I will come next Tuesday, I promised a

发表于:2018-12-07 / 阅读(272) / 评论(0)

每天一点英文

走进剑桥大学第7期:没有铆钉的数学轿

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(116) / 评论(0)

走进剑桥大学

蒋健棠英语实用句子16:He is a man of principle

He is a man of principle. 他是个有原则的人。注意当中的principle和principal的读音一样的，但拼法就不同，意思都不同，principal是指校长。 principal是一个人，后面又是pal结尾，pal表示好朋友，下面的

发表于:2018-12-25 / 阅读(158) / 评论(0)

蒋健棠英语实用句子

世界节假日博览第47期:圆周率日

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(96) / 评论(0)

世界节假日博览

英语语法：149 “Principal” Versus “Principle”

Grammar Girl here. Today were going to recall that the principal is indeed your pal, but well also see that a principal can be so much more. In this episode well talk about the various ways to use principlethats p-l-eand principalthats p-a-l. (These

发表于:2019-01-02 / 阅读(159) / 评论(0)

英语语法 Grammar Girl

Schoolyard Habitats

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

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VOA2003（下）-教育与新闻

Earthquake1 Warning System

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

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VOA2003（上）-科技导航

Induction

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

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英语讨论

北师大版高中英语模块10--Unit29(2)-5

[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

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北师大版高中英语模块10(选修)

VOA慢速英语 2008 1001b

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

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VOA慢速英语2008（十）月

托福听力单句训练附答案:第94期

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

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托福听力单句训练

英语口语之精华语句

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'

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天天商务口语

商务英语－Pareto's Principle - The 80-20 Rule

Pareto's Principle - The 80-20 Rule How the 80/20 rule can help you be more effective. In 1906, Italian economist Vilfredo Pareto created a mathematical formula to describe the unequal distribution of

发表于:2019-01-21 / 阅读(173) / 评论(0)

实用英语

英语六级听力考试预测模拟练习6

[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

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英语六级听力练习集锦

走进牛津大学第26期:牛津大学最大的学部

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

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走进牛津大学

VOA慢速英语20060323a

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

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2006年慢速英语（三）月

英语杂谈：58 The mathematical marriage predictor

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(153) / 评论(0)

英语杂谈

“结石”怎么说

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(142) / 评论(0)

英语口语

PBS高端访谈:缅怀另类的天才:约翰·纳什

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(137) / 评论(0)

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学英语单词

'Ar'ar

alkaline permanganometry

Camellia gigantocarpa

card-house

Certificates of Classification

cheek bones