正态分布的观测值

人教高中英语高二上UNIT1-2

It is not necessary to be a great scientist to make a difference, but there are things we can learn from the best minds in this world. Great scientists like Stephen Hawking always want to know more. They are never satisfied with a simple answer and a

发表于:2018-12-04 / 阅读(150) / 评论(0)

人教高中英语高二

蒋健棠英语广播 Episode06:网络旅行代理机构

1. outbound，向外去，在段中表示到国外。 eg：Airport officials say at least 20 outbound flights were delayed. 机场官员说，至少有二十个离港航班被延误。 2. agency表示代办机构。旅行社就是travel agency； ag

发表于:2018-12-18 / 阅读(187) / 评论(0)

儿童英文广播剧在线听

托福阅读备考之长难句分析：厄尔尼诺现象

Scientists try to document as many past El Nino events as possible by piecing together bits of historical evidence, such as sea-surface temperature records, daily observations of atmospheric pressure and rainfall, fisheries records from South America

发表于:2018-12-19 / 阅读(164) / 评论(0)

托福英语

Solving problems Scientifically

LESSoN TEN (B) TEXT B Solving problems Scientifically There are scientific ways in which man solves problems. once his curiosity has been aroused, he uses certain methods and procedures to obtain new

发表于:2018-12-30 / 阅读(282) / 评论(0)

自考英语（一）78讲

经济学人:天文学:新星诞生(2)

Dr Molnar s interest was piqued at a conference in 2013, Molnar博士的兴趣源于2013年的一次会议， when Karen Kinemuchi, another astronomer, presented some puzzling findings on a particular star seen by Kepler, a space telescope designed c

发表于:2018-12-30 / 阅读(237) / 评论(0)

经济学人科技系列

电信英语及其缩略语解释-14

DCSl800 Digital Cellular system at l800MHz 1800MHz数字蜂窝系统 DCSl800是一种采用GSM技术的系统，在美国和欧洲实施,工作频带为1800MHz。电信英语及其缩略语解释（1

发表于:2019-01-03 / 阅读(204) / 评论(0)

电信英语

电信英语及其缩略语解释-18

DOD Direct Outward Dialing 直拨外线 DOS Disk 0perating System 磁盘操作系统 DOV Data Over Voice 话上数据 DP Data Processing 数据处理 DP Detection Point 检测点，探测点 DP Dial／

发表于:2019-01-03 / 阅读(229) / 评论(0)

电信英语

UNIT 4 Look into Science! Lesson 26: One Wet Danny?

[ti:UNIT 4 Look into Science! Lesson 26: One Wet Danny?] [0:00.493]UNIT 4 第四单元 [0:02.588]Look into Science! 走进科学！ [0:04.930]Lesson 26: 第26课： [0:06.840]One Wet Danny? 丹尼湿透了吗？ [0:09.028]THINK ABOUT IT! 想一想 [0

发表于:2019-01-09 / 阅读(389) / 评论(0)

河北教育初中英语（初中起点）八年级下册

艾伦脱口秀第452期:游戏很无聊

Umm,he's a great guy.He's the nicest guy in the world. 他人很好无人可比 We played Light as a Feather,Stiff as a BOard which is my idea. 我们玩了轻如鸿毛僵如木板的游戏我的主意 How many people did you have around? 有几个人

发表于:2019-01-11 / 阅读(220) / 评论(0)

艾伦脱口秀

TED演讲:下一次工业革命就在眼前(8)

Of course China and other emerging economies won't be the factory of the world anymore. 诚然，中国和其他发展中国家不再会是世界工厂。 Actually, it was not a sustainable model in the long term, as those countries are becoming rich

发表于:2019-01-18 / 阅读(166) / 评论(0)

TED演讲国际问题篇

托福语法攻略:独立分词(2)

独立分词(2) (5). Most of his works today reflect his observations of Chinese people's lives in their different aspects, the emphasis being on the countryside lifestyles of the northern Shaanxi and Tibetans in Zhongdian, in southwest China's Yunna

发表于:2019-01-18 / 阅读(177) / 评论(0)

托福英语

Orangutans1

Broadcast: Jan 17, 2003 By George Grow This is the VOA Special English ENVIRONMENT REPORT. Orangutans are great apes that live in coastal2 jungles on the islands of Borneo and Sumatra. A team of inter

发表于:2019-01-30 / 阅读(310) / 评论(0)

VOA2003（上）-社会广角

英语新闻视频：史努比漫画形象登大银幕了

Charlie Brown, 'Peanuts' Gang to be Reimagined inNew Film A new animated feature based on the comic strip isbeing planned for a 2015 release. 经过长达两年的谈判后，20世纪福克斯获得了经典漫画《花生》的改编权，这部尚未

发表于:2019-02-05 / 阅读(189) / 评论(0)

英语新闻视频

40%的巴西家庭已联网

40%的巴西家庭已联网 RIO DE JANEIRO, June 20 (Xinhua) -- Internet access among Brazilian households increased from 36 percent in 2011 to 40 percent in 2012, according to a study released Thursday by the Information and Communication Technology

发表于:2019-02-06 / 阅读(227) / 评论(0)

英语新闻

New policies support ailing solar industry

New policies support ailing solar industry BEIJING, Oct. 28 (Xinhua) -- China is creating supportive measures to shore up its ailing photovoltaic (PV) industry, which has been rocked by recent U.S. duties on Chinese exports over alleged dumping. In t

发表于:2019-02-08 / 阅读(267) / 评论(0)

英语新闻

英闻天下——357 Distributed Power Generation Encouraged

The State Grid Corporation of China, the country's largest energy distributor is taking further steps to facilitate the use of distributed power generation. This is an incentive for individuals who have the intention and capability to build their own

发表于:2019-02-14 / 阅读(206) / 评论(0)

英闻天下

迷你对话学地道口语第830期:白痴蠢材

Subject: He is such a bean brain. 第一，迷你对话 A: He is such a bean brain. He actually did not know my favorite flower is orchid. 他真是个大笨蛋，竟然不知道我钟爱的花是兰花。 B: What did you expect? All men are the same

发表于:2019-02-15 / 阅读(221) / 评论(0)

迷你对话学地道口语

绿箭侠第一季第216期:黑入巴雷拉的手机

Now the trick is to keep your weight evenly distributed. 关键是你要让体重均匀分布 I thought the trick was to avoid getting into fights. 我还以为是避免打架呢 Yeah, well, Starling City's where you can talk not the kind of place yo

发表于:2019-02-17 / 阅读(177) / 评论(0)

绿箭侠第一季

【英音模仿秀】动画世界

模仿句子：In the past decade, Pixar have produced WALLE, Brave and latest Toy Story while Disney's output includes Tangled, Wreck-It Ralph and in 2014, the most commercially successful animated film ever, Frozen. 翻译：在过去十年里，皮克

发表于:2019-02-23 / 阅读(161) / 评论(0)

英音模仿秀

英文幽默笑话：理所当然

THE SCHOOL HEALTH FORMS had been distributed to the students with an error---the word Sex had been spelled with an o. One mother, filling out the form for her son, wrote in the blank next to Sox: Usually brown. 某学校发给学生的健康调查表里

发表于:2019-02-25 / 阅读(232) / 评论(0)

趣味英语

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