(covariation 的复数) [计] 协变性, 协方差

plural of covariation
n. (statistics) correlated variation

Music for Everybody

Music for Everybody I think the album, The Piano Player, is quite interesting. It’s quite 1) dynamic, we have the pure classical pieces, we have pop classical pieces, we have easy listening music of

发表于:2018-11-28 / 阅读(374) / 评论(0)

疯狂英语2003年

早安英文第96期:美国文化

variation n. 变化 assembly line 流水生产线 overcome v. 克服 imagery n. 意象，比喻 There are a lot of American businesses in china. Why are these businesses so popular? 在中国遍布着许多美国的企业，这是为什么呢？ They

发表于:2018-12-28 / 阅读(242) / 评论(0)

早安英文

【英语趣味课堂】综合格斗-MMA

Erina: Hi, Mike. I was wondering the difference between MMA and boxing? What are the differences? Mike: Well, there's a lot of differences actually. MMA stands for mixed martial arts so I guess by the name you can tell that there are a lot of differe

发表于:2018-12-29 / 阅读(225) / 评论(0)

英语趣味课堂

英语博客-北美风情 135、Dibs!

图片1 In todays episode were going to look at an expression that you can use to say that something is yours. To make a claim that something or some activity belongs to you, you can call dibs. Its a funny little word with some variations that we als

发表于:2019-01-01 / 阅读(183) / 评论(0)

英语博客-北美风情

西安交大研究团队取得新突破首次观测到基因组中暗物质

A research team led by Professor Ye Kai from Xi'an Jiaotong University has detected the existence of dark matter in human genomes, including novel forms of complex variants that have never been observed before, Xi'an Daily reported on Oct. 10. 据《西

发表于:2019-01-03 / 阅读(154) / 评论(0)

实用英语

白领英语晨读-013 Parents’ Influence on Children’s Intelligence　家长对

Parents' Influence on Childrens Intelligence As researchers learn more about how childrens intelligence develops, they are increasingly surprised by the power of parents. The power of the school has been replaced by the home. To begin with, all the

发表于:2019-01-11 / 阅读(132) / 评论(0)

白领英语晨读

VOA标准英语2010年-New Era for Human Genetics Begins

An international effort to build a detailed map of human genetic variation has completed its pilot phase and could shape a new understanding of human evolution and may help in fighting disease. Getty Images/iStockphoto The 1000 Genomes Project aims t

发表于:2019-01-14 / 阅读(156) / 评论(0)

VOA标准英语2010年(十)月

TED演讲：试验排除错误和万能神力(7)

You pump it at a high pressure through a nozzle. You create a spray of detergent. 你用高压将它压过一个喷嘴，你制造了清洁剂喷雾。 Then the spray dries. It turns into powder. It falls to the floor. 喷雾干燥后就成了粉末，

发表于:2019-01-18 / 阅读(189) / 评论(0)

TED演讲教育篇

英语学习乐园：麦当劳点餐

James: I'm starving. Cody: So am I. But we don't have much money. James: We have enough for McDonald's. Cody: That would be great. I could eat a Big Mac set. James: Sounds good. Are we going, then? Cody: Sure. I know what I'm going to have. James: Wh

发表于:2019-01-23 / 阅读(148) / 评论(0)

英语学习乐园

英文原版对话1000个:727 Winter in Sweden

Todd: OK, Peter, can you talk about your country, Sweden, and what is life like in Sweden in winter? Peter: Swedish life in winter is really harsh, especially, it tends to get pretty cold, especially around December, January, that's when it's really

发表于:2019-02-06 / 阅读(160) / 评论(0)

原版英语对话1000个

【英语趣味课堂】瑞典的冬天-Winter in Sweden

发表于:2019-03-06 / 阅读(224) / 评论(0)

英语趣味课堂

学个词 Learn a Word-VOA英语教学 2192 driver

今天我们要学的词是 driver. 大家都知道，driver 是司机，但是做为名词，driver 还有推动因素的意思。最近一项关于全球高科技市场的预测报告显示，China's business and consumer market will be the biggest

发表于:2019-03-07 / 阅读(224) / 评论(0)

英语单词荟萃

最新学习文章

热门学习文章

热门标签

英语听力 VOA标准英语 VOA 英语歌曲口语听力提高听力材料听力教程英语学习 NPR 英语口语 VOA慢速英语美国国家电台儿童英语 VOA英语小学英语 cnn VOA常速英语标准英语英文歌曲听电影学英语英语单词英文电影慢速英语 CRI 美联社新闻美国有线新闻加州分级澳洲新闻流行歌曲常速英语 ABC新闻快递疯狂英语英语读物听力棚车少年经济学人英语词汇商务英语 VOA双语新闻 BBC 中国电台大学英语 Treasures 加州语文 BBC英语英语听力网站 VOA英语教学词汇万花筒 SSS VOA英语听力 AP 新概念分级英语英语广播听力精选英语播客英文绘本 TED演讲赖世雄英语MP3 CCTV9英语新闻 lesson 英语新闻初中英语学英语英语语法历史上的今天英文广播剧英语游戏原版英语小说英语有声读物书虫英语牛津英语读物访谈录新闻一分钟考研英语英语每日在线听新闻 Us 新概念英语地道英语单词第二册自然百科高中英语 sports 实用英语 MP3听力辛沛沛 ESL英语第一册英语每日一句 unit 新东方 GRE 每日一词 BBC听力

学英语单词

att(american telephone and telegraph company)