单词：join-preserving homomorphism
单词：join-preserving homomorphism 相关文章
In June, the Oxford English Dictionary, or OED added about 1,000 words and new definitions to its website. The changes are to help users understand a mix of terms, some dating back many centuries. The additions include words such as brencheese deaths
2018年VOA慢速英语(六)月
The U.S. Embassy in Phnom Penh announced this month that the Cultural Heritage Center for the Bureau of Educational and Cultural Affairs (ECA) of the U.S. Department of State has awarded $350,000 from the Ambassadors Fund for Cultural Preservation to
VOA标准英语2018年(一月)
The Book of Nature never disappoints 自然之书永不让人失望 A very great man once said that the Book of Nature is the only book whose pages never disappoint the reader. 一个非常伟大的人曾经说过，自然之书是唯一一本不会让
美国小学英语教材6
Fakeation is the unusual practice of staying at home but tellingeveryone you're away. 假装度假指明明待在家里，却告诉别人你出去玩了。 Some take a selfie that looks like theyre on holiday and post iton social media, some go so fa
英文语法词汇
Study: Neanderthals Were Artists Some of the worlds oldest cave art is too old to have been made by modern humans, researchers say. Studies suggest that Neanderthals were responsible for creating cave drawings found in modern-day Spain. They also app
2018年VOA慢速英语(二)月
4. At the end of adolescence, however, the brain shuts down half of that capacity, preserving only those modes of thoughts that have seemed most valuable during the first decade or so of life. 【分析】复合句。句子主干为 the brain shuts d
考研英语长难句讲解
Washington, D.C. has a complex relationship with graffiti and street art. Local street artist Gobi knows this well. Not long ago, a police officer caught him spraying colorful paint on the side of a building. Gobi did not get permission to put his de
2017年VOA慢速英语(七)月
00:00:02 OPRAH WINFREY: Hattie Mae, this child is gifted, and I heard that enough that I started to believe it. 00:00:08 ROGER BANNISTER: If you have the opportunity, not a perfect opportunity, and you don't take it, you may never have another chance
2017年VOA慢速英语(十一)月
By Paul Sisco Washington, D.C. 27 June 2007 After successful careers in the sportswear business, Doug and Kristine Tompkins set out with a passion to preserve the some of the world's last remaining wild places. Today they are among the largest landho
2007年VOA标准英语（六月）
AUDIE CORNISH, HOST: A few weeks back, we invited our listeners to tell us about IT-related emotional breakdowns. We asked NPR's Alina Selyukh to read all the messages, and one of them stuck with her. It came from a mother distraught by a loss of an
2017年NPR美国国家公共电台4月
Science and Technology 科技 Human evolution 人类进化史 You look familiar 似曾相识 Another piece of humanity's family tree is fitted into place 南方古猿sediba的发现填补了人类家族谱系的关键空白 THE opening scene of Mel B
经济学人科技系列
今天我们要学的词是outsize。Outsize，形容词，是特别大的意思。美国房屋市场出现复苏，新房供应量下降，Though new homes represent less than 20 percent of housing sales, they have an outsized impact on the economy.
英语单词荟萃
Hobbit Ancestor Bones Found 霍比特人祖先的骨头 Small human-like creatures lived in Indonesia 50,000 years ago, and a recent study found evidence of their much older ancestors. Scientists working in Indonesia say they found several teeth and
2016年VOA慢速英语(七)月
BUDAPEST, Jan. 6 (Xinhua) -- Hungary officially took over the presidency of the European Union (EU) at a ceremony（典礼） in the parliament building on Thursday evening, attended by EU and Hungarian dignitaries. Belgian Prime Minister Yves Leterm
英语新闻
Science and technology 科学技术 Human evolution 人类的进化 You look familiar 你，似曾相识 Another piece of humanity's family tree is fitted into place 确定另一支人类谱系 THE opening scene of Mel Brooks's film History of the Wo
经济学人科技系列
1.establishment n.确立；建立；家业 Because of the establishment of the patriarchy, androgyny gradually retreated from the mainstream society. 但由于父权制度的确立，双性同体思想逐渐从主流文化中隐退。 2.aspire v.热望
经济学人科技系列
Human evolution 人类进化史 You look familiar 似曾相识 Another piece of humanitys family tree is fitted into place 南方古猿sediba的发现填补了人类家族谱系的关键空白 Sep 10th 2011 | from the print edition THE opening scene
经济学人综合
Human evolution 人类的进化 You look familiar 你，似曾相识 Another piece of humanitys family tree is fitted into place 确定另一支人类谱系 THE opening scene of Mel Brookss film History of the World: Part One dispenses with human ori
经济学人综合
In Beijing, CPPCC members have held a news conference on how to preserve the environment and promote green development. They discussed the government's determination to protect the environment, the severity of climate change, and what role the media
cctv9英语新闻2016年
Science and technology 科学技术 Human evolution 人类的进化 Ask the family 寻根问祖 Human ancestry has just got more complicated 人类祖先之谜变得愈加复杂了 ONE of the oddest things about Homo sapiens is that he is alone. 有关
经济学人科技系列