[数] 非零族概率误差率

Is It a Good Idea to Control Population Growth in the World?

Lesson 9 Is It a Good Idea to Control Population Growth in the World? Text What Overpopulation Feels Like We moved slowly through the city in a taxi and entered a crowded slum district. The temperatur

发表于:2018-11-27 / 阅读(268) / 评论(0)

高级口语教程

英语口语教程（Oral Workshop）--高级 Lesson 9

发表于:2018-12-16 / 阅读(186) / 评论(0)

日常英语口语

电信专业英英词典B-2

Bit - This is a contraction of the term Binary digIT, and it is a number in base 2, which means that it can only be a 0 or a 1. Bit Error Rate - The rate of message bits that are in error (an error ra

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电信英语

电信类英语词汇表大全-21

中文英文缩写插箱 plug-in box 插座/插口/套节 socket 插座转接器/适配器 socket adapter 查地址文件 addrout file 查号台 directory assistance position 查看日志 view log 查

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电信英语

美国科学60秒 SSS 2012-12-07

Who was the better artist, a caveman or Leonardo da Vinci? It turns out that early depictions of four-legged animals walking are more accurate in some ways than modern oneseven those crafted by the Renaissance master. The study is in the journal PLoS

发表于:2019-01-08 / 阅读(124) / 评论(0)

Scientific American(十二)月

英语四级作文 My idea of Family Planning

My idea of Family Planning Family planning is the most effective way to solve the population problem, the seriousness of which we often underestimate. Quite obviously family planning has so far macle little progress. At a time when half of the world

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英语四级作文范文

北师大版高中英语模块7--Unit 24 Lesson3-2

[00:01.45]B The majority of Beijing's hutongs [00:04.38]were built between the 13th and 19th centries [00:07.40]during the Yuan,Ming and Qing Dynasties. [00:10.60]To help them maintain control over the city, [00:13.15]the Emperors during these period

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北师大版高中英语模块8(选修)

VOA慢速英语2011--US Poverty Rate Highest Since 1993

INTHENEWS-USPovertyRateHighestSince1993 新闻报道 - 美国上年度贫困率创1993年以来新高 This is IN THE NEWS in VOA Special English. 这里是美国之音慢速英语新闻报道。 A new report says the poverty rate in the United States

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2011年VOA慢速英语(九)月

VOA标准英语2011--Terrorist Attack Victims and Heroes Reme

Terrorist Attack Victims and Heroes Remembered in New York On a day as clear as September 11, 2001, President Barack Obama and former president George W. Bush walked with their wives to the memorial pools built in the footprints of the former twin to

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VOA标准英语2011年(九月)

英美人天天都在说的4000句 55: easy come, easy go

[00:01]V：James, over here. Come on. [00:12]J：Vijay. The money I gave you. [00:18]Here. Rupees! [00:23]Easy come, easy go. [00:50]It certainly pays to advertise. [00:52]V：This way, James. [01:06]J：Ah, Q. How are you? [01:10]Q：Most unhappy, 0

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英美人天天都在说的4000句:跟着影视学最真实的口语

英语情景对话-How to Pay for the Used Car(2)

A: Can you help me learn about financing options for a used car? B: I would love to help you with what I know. I am assuming that you have a down payment. A: Yes, I already borrowed some money from my parents for the down payment. B: That will work.

发表于:2019-01-15 / 阅读(137) / 评论(0)

英语情景对话-买车

科学美国人60秒 SSS Forensic Science: Trials with Errors

We have increasing doubts about this evidence, but we dont feel yet that we have the scientific knowledge and basis to exclude it altogether. Jed Rakoff, United States District Judge for the Southern District of New York. He spoke about forensic evid

发表于:2019-01-20 / 阅读(137) / 评论(0)

2017年Scientific American(三)月

2013年ESL之日常生活 20 Describing Chance and Probability

Describing Chance and Probability Raul: What are the chances that Rob will be here on time? Tiffany: Id say its fifty- fifty. You never know. He might surprise us and be early. Raul: Fat chance of that happening. Ive known him for three years and if

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2013年ESL之日常生活

GRE写作常用表达札记7-2

250.Re: 请问心理辅导课，价值观，自杀率，家庭暴力怎么说？应该是“心理学辅导课”吧：）psychology tutorial 价值观values自杀率Suicide Rate(s) 家庭暴力family

发表于:2019-02-01 / 阅读(134) / 评论(0)

英文语法词汇

美国新房销售量5月份同比增长2.1％

WASHINGTON, June 25 (Xinhua) -- The sales volume of new single-family houses in the United States rose in May to the highest level in about five years, evidence of the recovering property market, the U.S. Commerce Department reported Tuesday. Sales o

发表于:2019-02-03 / 阅读(171) / 评论(0)

英语新闻

每日一词【280】poverty：贫困

今天我们要学的词是poverty。 Poverty, 是贫困的意思。To sink into poverty, 意思是陷入贫困。To fight poverty, 意思是打击贫困。美国人口普查局公布的最新数字显示，美国去年的贫困人口率出现下降，

发表于:2019-02-07 / 阅读(143) / 评论(0)

英语每日一词

学个词Learn a Word 第647期 Birth rate

今天我们要学的词是birth rate。 Birth rate, 出生率。经济衰退会影响出生率吗？有数字显示，现在妇产科病人少了，避孕工具销量大增。 Experts say birth rates do appear to fall with economic declines, 专家说

发表于:2019-02-08 / 阅读(116) / 评论(0)

英语单词荟萃

学个词Learn a Word 第280期 Poverty

发表于:2019-02-19 / 阅读(110) / 评论(0)

英语单词荟萃

新西兰英语 483 Tax Avoidance

The Supreme Court today said that two orthopaedic surgeons owe the Inland Revenue more money. They each sold their medical practice to a company but they were the boss of the company. The company then employed them to do exactly the same job and paid

发表于:2019-02-25 / 阅读(154) / 评论(0)

新西兰英语

实用口语：保持用英语怎么说？

保持 vt. maintain ; hold ; keep 双语例句我们必须和他们保持友好关系。 We must maintain friendly relations with them. 要想在全班保持成绩领先，你就必需努力学习。 You have to work hard to keep ahead in your class

发表于:2019-03-11 / 阅读(198) / 评论(0)

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