单词：Birkhoff'stheorem
单词：Birkhoff'stheorem 相关文章
before Frank Gaffney was focusing on Huma Abedin, he was casting suspicion on a conservative named Grover Norquist, who's married to a Muslim woman. Now Norquist, you might have heard his name, he's famous for asking Republican candidates to take a p
CNN2012年(七)月
At first glance it looked like a Wang word processorit had a Wang keyboard and a Wang casing. It was only on second glance that Richard Hagstrom saw that the casing had been split open (and not gently, either; it looked to him as if the job had been
英文短篇小说
The nation's unemployment rate climbed 0.1% in June，heading 8.3%。It was campaign fodder for GOP presidential hopeful Mitt Romney who told audience in Los Vegas. President's policy has not worked because he thinks government makes Americans work h
2012年NPR美国国家公共电台8月
Legalizing Marijuana: It Changes Policing, But May Leave Racial Disparities play pause stop mute unmute max volume 00:0001:08repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update
2016年NPR美国国家公共电台9月
1. A fast-burning fire destroyed most of the cargo section in Istanbul's International Airport. Thousands of people had to be evacuated. Three suffered smoke inhalation . Authorities have rule d out t
美联社新闻一分钟2006
This is the VOA Special English Agriculture Report. Pieter Hoff used to export lilies and tulips from the Netherlands. He retired from the flower export business seven years ago. Now, he is trying to help people grow trees and plants in the desert --
2010年VOA慢速英语(七)月
International Students Find Gator Spirit at University of Florida 国际学生在佛罗里达大学寻找短吻鳄精神 EDITOR'S NOTE: This story is the first part of a new ongoing series about international student life at colleges and universities
2016年VOA慢速英语(六)月
Helping Victims of Torture Tuesday is International Day in Support of Victims of Torture. The theme is: Rehabilitation works and is a torture survivors right. June 26th is the 25th anniversary of the U.N. Convention against Torture. When we talk abou
VOA标准英语2012年(六月)
RACHEL MARTIN, HOST: Across the country, hundreds of cities are making their pitch to Amazon. City officials have until Thursday to convince Amazon to open their second headquarters in their town. At stake - potentially 50,000 jobs and $5 billion wor
2017年NPR美国国家公共电台10月
SCOTT SIMON, HOST: As we interact more with machines, smart speakers, self-checkout kiosks, I wonder if we'll even start to have relationships with machines. As part of her series on how artists and criminals use technology, NPR's Laura Sydell introd
2018年NPR美国国家公共电台2月
July 30th, 1975Former Teamsters Union president Jimmy Hoffa disappears in suburban Detroit. His son James P. Hoffa: The circumstances involved in the disappearance lead us to the conclusion that we'll never see him again. Although Hoffa is presumed d
历史上的今天-2010年
July 30th 1975Former Teamsters Union president Jimmy Hoffa disappears in suburban Detroit. His son James P. Hoffa: The circumstances involved in the disappearance lead us to the conclusion that we'll never see him again. Although Hoffa is presumed de
历史上的今天-2012年
GWEN IFILL: Next, we turn to the latest in our series Parenting Now. Last night, we focused on concerns about raising girls and the ways our culture shapes their identity. Tonight, we turn to questions about that challenge of raising boys. In the cla
PBS访谈教育系列
South African games face crucial test 南非足球运动面临决定性实验 South Africa's sporting and business infrastructure（基础结构，基础设施） is facing a crucial 30 days which will help determine the success of next year's football World Cup, which is
英语新闻
1. President Obama heads to Connecticut Monday to make the case for gun control legislation. Two Senators, a Republican and a Democrat are working on a plan to expand firearms background checks. 2. A fire official in North Carolina says two children
美联社新闻一分钟2013(四月)
July 30th 1975Former Teamsters Union president Jimmy Hoffa disappears in suburban Detroit. His son James P. Hoffa: The circumstances involved in the disappearance lead us to the conclusion that we'll never see him again. Although Hoffa is presumed de
历史上的今天-2014年
July 30th 1975Former Teamsters Union president Jimmy Hoffa disappears in suburban Detroit. His son James P. Hoffa: The circumstances involved in the disappearance lead us to the conclusion that we'll never see him again. Although Hoffa is presumed de
历史上的今天-2015年
SCOTT SIMON, HOST: Some people in life can see whole worlds in small things. Hugh Rienhoff can see it in a molecule called transforming growth factor-beta 3. In 2003, his daughter, Beatrice, was born with a few noticeable abnormalities. Her eyes were
英语语言学习
well,it looks like he's showing her the extended warranty,I think. 看着像 他在给她看延期保修卡 What kind of children's book is someone getting a washer? 什么儿童书那是 还洗衣机 Sheryl Beshoff in Bruceville,Indiana,this is a pi
艾伦脱口秀