【军械】绝对偏差

新概念英语第四册Lesson 14 The Butterfly Effect

Lesson 14 The Butterfly Effect 蝴蝶效应 First listen and then answer the following question. 听录音，然后回答以下问题。 Why do small errors make it impossible to predict the weather system with a high degree of accuracy? Beyond two or

发表于:2018-11-27 / 阅读(945) / 评论(0)

新概念英语第四册

数学英语 23 What are the Range and Standard Deviation?

by Jason Marshall Weve now talked about three methods for calculating average values: the mean, median, and mode (affectionately known as the three Ms). So, are we done? Is that everything we could ever want to know about interpreting average values?

发表于:2018-12-07 / 阅读(100) / 评论(0)

数学英语

美国语文第五册第324期:人生如画(3)

In these amusements, the hours passed away uncounted; his deviations had perplexed his memory, and he knew not toward what point to travel. 七兜八转的东奔西突，时间过得飞快，难以确定的方向干扰了他的记忆，后来，他简直

发表于:2018-12-18 / 阅读(52) / 评论(0)

美国语文第五册

国家地理-2008-07-12 Lie Detector 测谎仪的奥秘

It might be the cheeks flushing with embarrassment or a voice choking with emotion. Our physical reactions can reveal what we truly feel. And some think they can show when someone's lying. Typically when a person tells a lie, they begin to sweat. I'

发表于:2018-12-30 / 阅读(165) / 评论(0)

国家地理2008年

英文笑话：An Absolute Zero 零分

Student: I don't think I deserve an absolute zero. Professor: Neither do I, but it is the lowest mark that I am allowed to give. 学生：我认为我不应该得零分。教授：我也这么认为，但这是允许我打的最低分数。

发表于:2019-01-02 / 阅读(79) / 评论(0)

英文笑话

Stupid?

One day a college professor of Psychology was greeting his new college class. He stood up in front of the class and said,Would everyone who thinks he or she is stupid please stand up?After a minute or so of silence, a young man stood up. Well, good m

发表于:2019-01-07 / 阅读(83) / 评论(0)

趣味英语

2006年VOA标准英语-Moscow Police Break Up Planned March by Gay Rig

By Bill Gasperini Moscow 27 May 2006 Russian police prevented gay rights activists from marching in Moscow Saturday, and dozens of people, including the rally's main organizer, were arrested as Russian nationalists confronted the activists. --------

发表于:2019-01-07 / 阅读(105) / 评论(0)

2006年VOA标准英语（五月）

SSS 2009-02-10

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? Heres a novel potential public health measure against the flukick up the humidity. The cold, dry months of winter signal the start of flu season. But previous resear

发表于:2019-01-08 / 阅读(99) / 评论(0)

Scientific American(二)月

华尔街面试中12个最激怒人的问题

想在华尔街工作，或者想见识一下那些顶尖金融公司的面试问题的童鞋，速速过来围观！下面这12个面试题是亲身参加了面试的人分享的。说说你对某个问题的高见吧~~ It's hiring and firing season

发表于:2019-01-08 / 阅读(96) / 评论(0)

求职英语

VOA标准英语2013--Saving Lives, Saving Money

Saving Lives, Saving Money Every year, road crashes kill more than a million people around the world and injure many, many more. But a new study says deaths and injuries can be sharply reduced by taking simple safety measures. Whats more, safer roads

发表于:2019-01-13 / 阅读(67) / 评论(0)

VOA标准英语2013年(一月)

VOA标准英语2009年-Satellites Predict Severe Water Shortages

New satellite data reveal that groundwater in Northwest India is being depleted faster than it is being replenished by rainwater. Experts say the problem is being caused by farmers' excessive use of groundwater to irrigate their crops, and they warn

发表于:2019-01-14 / 阅读(42) / 评论(0)

VOA标准英语2009年(八月)

英语听力：自然百科 Lie Detector 测谎仪的奥秘

发表于:2019-01-22 / 阅读(93) / 评论(0)

自然百科2008年

英语学习乐园：I must go to...

(1) T：Look at number 120. Have you got any?你有吗？ S： Ineed a lot of cheese. I haven't got much.我需要一些奶酪，我没有多少了。 (2) T： Look at Number 438. Has he got any?他有吗？ S： Heneeds a lot of envelopes. He hasn't

发表于:2019-01-23 / 阅读(85) / 评论(0)

英语学习乐园

常规任务对决首要任务不可忽视工作中的"小事"

Most people can identify their top priority at work. Generally, it will be the part of the job that is most productive for their employer: for a merger and acquisitions banker, it could be landing a big deal for a client; for a lorry driver, the punc

发表于:2019-02-05 / 阅读(33) / 评论(0)

阅读空间

VOA标准英语2009年-Almanac Predicts Colder Than Normal Winter

By Sarah Williams 08 October 2009 This winter in the United States will be colder than normal. That's what the classic American publication the Old Farmers's Almanac is predicting. We expect heavier than normal snow in the Intermountain region, whic

发表于:2019-02-12 / 阅读(59) / 评论(0)

VOA标准英语2009年(十月)

TED演讲：肢体语言塑造你自己(12)

When I was 19, I was in a really bad car accident. 在我19岁的时候，发生了一场很严重的车祸。 I was thrown out of a car, rolled several times. I was thrown from the car. 我整个人飞出车外，滚了好几圈。我是被扔出车外

发表于:2019-02-14 / 阅读(82) / 评论(0)

TED演讲教育篇

经济学人:自由交流:疯狂，恐慌和ICO(2)

This looks like irrationality in action, bound to end in tears. 这看上去想是行动方面的不理性，注定要在泪水中收场。 Why, then, should the party continue? 那么，为什么这场盛宴应当继续下去呢？ Manias are as old

发表于:2019-02-17 / 阅读(110) / 评论(0)

经济学人财经系列

华尔街面试中11个最激怒人的问题

Here are some of the best interview questions that have been asked at Wall Street firms。以下是华尔街面试中曾被问到的一些犀利问题。 Some tests are to see how well you solve problems analytically。有些旨在测试你分析解决

发表于:2019-02-17 / 阅读(106) / 评论(0)

实用英语

经济学人290:男性魅力腹肌绝对是极好的!

Science and technology 科学技术 Male attractiveness 男性魅力 Abs-olutely fabulous 腹肌，绝对是极好的！ Women's expectations of the opposite sex are at least as unrealistic as men's 男女对异性抱有的期望都不切实际，但女

发表于:2019-02-19 / 阅读(47) / 评论(0)

经济学人科技系列

经济学人329:气候变化呈钟形曲线变化的天气

Science and technology 科学技术 Climate change 气候变化 Bell weather 呈钟形曲线变化的天气 A statistical analysis shows how things really are heating up 一项统计分析显示出天气究竟是如何变热的 ARE heatwaves more com

发表于:2019-02-24 / 阅读(75) / 评论(0)

经济学人科技系列

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学英语单词

balanced discriminator