单词：heteroscedasticity
单词：heteroscedasticity 相关文章
By Sonja Pace London 30 April 2007 Five British men have been sentenced to life in prison for their involvement in an al-Qaida inspired plot to carry out bomb attacks across Britain. VOA's Sonja Pace reports from London on the outcome of the trial th
2007年VOA标准英语（四月）
WHO: Balanced Approach for New Bird Flu Virus Strain In 2011, scientists discovered they had created a highly contagious and deadly form of H5N1 commonly called avian or bird flu. When the discovery was announced, debate erupted over whether the rese
VOA标准英语2011年(十二月)
AA: I'm Avi Arditti with Rosanne Skirble, and this week on WORDMASTER: reduced forms in spoken American English. RS: We're talking about forms like whaddaya -- meaning what do you, as in whaddaya say? Whaddaya Say? is also the title of a popular teac
词汇大师(Wordmaster)
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单词解析速记
A: I was wondering if someone in your office could help me with a question I have about my payment. B: I would be happy to answer any questions you might have. A: My paycheck seems to be smaller than the one I received last week. B: What about income
失业英语对话
A: I have a question about my payment and need someone to help me. B: Yes, I would be happy to answer a question about payment. What do you need help with? A: I cant figure out why my paycheck this week is smaller than last weeks. B: Did you generate
失业英语对话
A: Is there someone I can talk to about a payment question? B: Yes, we can handle that here. How can I help you? A: My paycheck that just arrived is less than last weeks check. B: Did you work at all during the last pay period? A: Yes, actually, I di
失业英语对话
The old man drove to Burger-Burger. He was 82 years old. It was late at night. It was 11:30 p.m. He was hungry. He wanted something to eat. He went to the drive-through. He ordered a Double Double Burger-Burger. He ordered large fries. He ordered a l
简单慢速英语阅读
Who and whom have to be two of the most difficult words in English. Luckily, we've already spent two articles on the ins and outs. Unfortunately, though, some people are still confused. They may even find themselves agreeing with William Safire, who
英语语法 Grammar Girl
Grammar Girl here. It was almost exactly a year ago when I did the first show about who versus whom. In that show I only covered the simple cases, and lately I've been getting questions that made me think I should delve deeper into the topic. So toda
英语语法 Grammar Girl
By Meredith Buel Washington 18 April 2007 A closely divided U.S. Supreme Court has upheld a ban on a controversial abortion procedure. VOA correspondent Meredith Buel has details from Washington. Pro-abortion demonstrators in front of the US Supreme
2007年VOA标准英语（四月）
By Nico Colombant Abuja 20 April 2007 Violence and delays are marking the hours before Saturday's (today's) presidential vote in Nigeria. Militant leaders in the oil-rich but restive south are vowing to disrupt the process. VOA's Nico Colombant repor
2007年VOA标准英语（四月）
By Nancy-Amelia Collins Jakarta 22 November 2006 An Indonesian militant has received a life sentence for harboring a top terrorist, and another man was sentenced to six years in jail for his links with terrorists. Subur Sugiarto, center, is escorted
2006年VOA标准英语（十一月)
By Elena Mikhailova New York City 29 May 2008 One of Russia's most popular fashion designers has opened her first clothing store in the U.S. Teenager Kira Plastinina's designs are already a hit in her homeland and now she is hoping to find success in
VOA标准英语2008年（五月）
The U.N. Children's Fund says 840,000 children in Gaza are under extreme stress and are traumatized by the violent events of the past few weeks. UNICEF warns of long-lasting psychological consequences for thousands of children caught up in the Israe
VOA标准英语2009年(一月)
The Asian Development Bank says Asia needs to balance its growth to prevent damage from future crises like the global economic slow-down. The bank has pledged to increase funds to strengthen growth. The Asian Development Bank is holding its annual m
VOA标准英语2009年(五月)
By Lisa Schlein Geneva 03 October 2006 Unidentified children of farm laborers, who faces eviction, inside their home near Messina, South Africa, in February 2005 A new report says the practice of forced evictions is increasing dramatically in Africa
2006年VOA标准英语（十月）
Oscar: How are you adjusting to being a single parent? Penny: It hasnt been easy, but Paul and I are trying to be as civil as possible. We worked out joint custody so that Mina will get quality time with both of us. Still, its been an adjustment for
地道美语播客
By Retno Pinasti and Rafael Setyo Washington 21 August 2007 A coal-powered engine on the Strasburg Railroad A visit to Strasburg, Pennsylvania is a trip to the past, a time when steam powered the railroads and horse-drawn implements were used to farm
2007年VOA标准英语（八月）