un. 运筹学协会

听一分钟英文：Operations-手术

Operations are amazing things unless, that is, youre having one. I always think it is incredible how doctors can cut people open and repair their body. It must take great skill. I cant believe some operations can take over 12 hours. Ive had a few ope

发表于:2018-12-04 / 阅读(182) / 评论(0)

听一分钟英文-O

SSS 2010-03-22

Were nice to our families. From an evolutionary perspective, that makes sense. But what makes us deal fairly with strangers? One theory holds that the development of large societies necessitated the creation of fairness, through institutions such as

发表于:2018-12-24 / 阅读(170) / 评论(0)

Scientific American(三)月

中级英语听力lesson 31

Denise: On the contrary, I don't agree at all with people who say graphology is all nonsense. I think that at last it is beginning to be taken seriously as a proper science and not as some kind of fai

发表于:2018-12-26 / 阅读(177) / 评论(0)

中级英语听力

北外英语中级听力-31

发表于:2018-12-27 / 阅读(203) / 评论(0)

北外英语中级听力

考研英语长难句讲解第90期

26. Coinciding with the ground breaking theory of biological evolution proposed by British naturalist Charles Darwin in the 1860s, British social philosopher Herbert Spencer put forward his own theory of biological and cultural evolution. 【分析】简

发表于:2018-12-30 / 阅读(216) / 评论(0)

考研英语长难句讲解

考研英语长难句讲解第91期

28. Thus, in his view, diverse aspects of culture, such as the structure of families, forms of marriage, categories of kinship, ownership of property, forms of government, technology, and systems of food production, all changed as societies evolved. 【

发表于:2018-12-30 / 阅读(225) / 评论(0)

考研英语长难句讲解

考研英语长难句讲解第61期

26. The key to reforming higher education, concludes Mr. Menand, is to alter the way in which the producers of knowledge are produced. 【分析】复合句。句子主干为 The key...is to alter the way...。concludes Mr. Menand 是插入语。第一

发表于:2018-12-30 / 阅读(144) / 评论(0)

考研英语长难句讲解

有声英文阅读-欧洲国家的老龄化

Aging in European Countries We have to realise how old, how very old, we are. Nations are classified as

发表于:2018-12-31 / 阅读(150) / 评论(0)

有声英文阅读

英语音频杂志：冰淇淋和银行业

Ice-cream and banking By John Kuti Russian ice-cream is great. Any shop or street seller can offer a choice of different ones for less than ten roubles, thats about 20p in British money, which I think is a fair price. They have natural fruit flavours

发表于:2019-01-02 / 阅读(264) / 评论(0)

英语音频杂志

Who on Earth are we 7

Callum: Hello and welcome to the eighth programme in our series Who on Earth are we. In the last programme Marc Beeby began an investigation into the differences between cultures where the individual is seen as central individualist cultures and tho

发表于:2019-01-07 / 阅读(199) / 评论(0)

英语讨论

北师大版高中英语模块7--Unit 24 Language2

[00:00.45]Another concern is that as medical expenses [00:03.57]increase with age, [00:05.16]the demands of the growing aged population [00:08.05]will eventually cause medical schemes [00:10.33]to face bankruptcy. [00:12.90]Experts insist that steps

发表于:2019-01-10 / 阅读(235) / 评论(0)

北师大版高中英语模块8(选修)

VOA慢速英语 2008 0521b

EXPLORATIONS - International Red Cross Helps Victims of Natural Disasters The Red Cross is leading efforts to help victims of the cyclone in Burma, earthquake in China and starvation in Ethiopia. Transcript of radio broadcast: 20 May 2008 VOICE ONE:

发表于:2019-01-11 / 阅读(173) / 评论(0)

VOA慢速英语2008年（五）月

TED演讲:婚姻的历史(1)

There have been many different things written and said about marriage. 已经有各种不同文字记录和讨论着关于婚姻的话题。 From the sweetly inspirational to the hilariously cynical. 从甜蜜励志的到诙谐讽刺的。 But what m

发表于:2019-01-17 / 阅读(157) / 评论(0)

TED演讲教育篇

纯正英语一分钟-Operations

发表于:2019-01-21 / 阅读(186) / 评论(0)

纯正英语一分钟

“纳尔逊•曼德拉国际日”致辞

Message from Ms Irina Bokova, Director-General of UNESCO, on the Occasion of Mandela International Day 教科文组织总干事伊琳娜博科娃在纳尔逊曼德拉国际日的致辞 18 July 2013 2013年7月18日 On Nelson Mandela International Day

发表于:2019-02-04 / 阅读(149) / 评论(0)

英语笔译

新GRE写作优秀范文：思想家

GRE写作题目： Most societies do not take their greatest thinkers seriously，even when they claim to admire them. 大多数社会都没把最伟大的思想家当回事，虽然有时候这些社会自称是求才若渴的。 GRE写作范文：

发表于:2019-02-09 / 阅读(210) / 评论(0)

GRE作文

论竞争写作范文：对于社会的正负影响

论竞争：对于社会的正负影响议论文真题（4=1） In most societies, competition generally has more of a negative than a positive effect. =In most societies, competition generally has more of a positive than a negative effect. Competit

发表于:2019-02-13 / 阅读(186) / 评论(0)

雅思英语

TED演讲:让现代社会中的老人生活的更好(5)

Some abilities, of course, decrease with age. 当然，一些能力会随着年龄的增长而变差。 Those include abilities at tasks 这些包括完成 requiring physical strength and stamina, 需要体力和耐力， ambition, and the power of n

发表于:2019-02-14 / 阅读(156) / 评论(0)

TED演讲科学篇

经济学人166:传统社会不绕弯子

Traditional societies 传统社会 No beating about the bush 不绕弯子 America's best-known geographer shows what there is to learn from early man 美国最为知名的地理学家认为我们应该向早期人类学习 The World Until Yesterday:

发表于:2019-02-17 / 阅读(196) / 评论(0)

经济学人文艺系列

调查：癌症纯属现代人为制造吗？

s the common nature of cancer worldwide purely a man-made phenomenon? That is what some researchers now suggest。有研究人员称，放眼世界，所有癌症的共同本质在于：它们都是人造疾病。 Cancer is a leading cause of death

发表于:2019-02-18 / 阅读(174) / 评论(0)

实用英语

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学英语单词

Adductorius

Alyxia acutifolia

apodized optical system