单词:estimates of means over subpopulation
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This is the VOA Special English Development Report. Right now, the top story in AIDS research involves newly announced findings about adult male circumcision. Two studies in Africa found that circumci
[00:45.79]STANDING ROOM ONLY [00:50.34]Look at your watch for just one minute. [00:54.80]During that time,the population of the world increased by 259. [01:05.54]Perhaps you think that isn't much. [01:10.87]However,during the next hour,over 15,540 mo
First up today, an ultimatum from the group that appears to be taking control of Libyas government. The head of the National Transitional Council says that towns that are still loyal to long-time Libyan leader Moammar Gadhafi have until this Saturday
人们退休后会选择去做些什么?.. Dan: Hello and welcome to this weeks 6 Minute English. Im Dan Walker Smith and today Kate and I are talking about retirement. Kate: Hello Dan. Yes, well retirement is the time of your life when you stop wo
[00:01.84]3 Listen and complete. [00:06.70]What have the children done for their project [00:10.30]on population? [00:11.96]Listen and complete their sentences. [00:16.14] [01:04.64]4 Listen and complete. [01:08.78]Listen and fill in the missing info
[00:00.00]UNIT 12 Lesson 45 [00:05.85]1.1 Area: [00:09.21]China is a very large country. [00:11.81]Its area is about 9.6 million square kilometers. [00:16.39]It is the third largest country in the world. [00:20.49]Name: [00:21.95]China is also called
Reaksmey Mary was disabled with a serious illness when she was six months old. She is confined to a wheelchair and lives with her family on an island in the Mekong River in Cambodia. As a young child, Reaksmey traveled only to see the doctor near her
By Anjana Pasricha New Delhi 06 July 2007 New estimates by the Indian government and international agencies show that the number of people living with HIV/AIDS in India is between two and three million - far less than previously estimated. However, a
DEVELOPMENT REPORT - World Population by 2050 By Jill Moss Broadcast: Monday, August 30, 2004 This is Gwen Outen with the VOA Special English Development Report. New research shows that Earth will hav
This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. If you want to guess how many jelly beans are in a jar, you should ask your friends. Then average their answers. Because a group guess is often more accu
HEALTH REPORT - Post Polio Syndrome By Karen Leggett Broadcast: Wednesday, April 14, 2004 This is the VOA Special English Health Report. Polio is a disease of the muscles and the nervous system. It is
HOST: Welcome to AMERICAN MOSAIC, in VOA Special English. (MUSIC) I'm Doug Johnson. On our show this week: We answer a question about popular American states... Play some music recorded to help women in Darfur, Sudan... And report about a little girl
AS IT IS 2014-09-24 Experts: Population to Grow from 7 to 11 Billion 专家预测人口或从70亿增长到110亿 Our planet is home to about seven billion people. Since the 1990s, population experts have predicted the number would grow to nine billi
The worlds population is getting bigger and bigger. Theres a population explosion in some countries. Im not sure if this is good or bad. The Earth can only support a limited number of people. One day, the worlds population will be too big to feed eve
DEVELOPMENT REPORT - U.N. World Population Report By Nancy Steinbach Broadcast: Monday, March 07, 2005 I'm Gwen Outen with the VOA Special English Development Report. A United Nations report says the
DEVELOPMENT REPORT - U.N. World Population Report By Nancy Steinbach Broadcast: Monday, March 07, 2005 I'm Gwen Outen with the VOA Special English Development Report. A United Nations report says the
Beijing, which registered 4.7 million motor vehicles by the end of 2010, has a need for about 3,000 designated drivers a day, according to the estimates of business insiders。截止2010年底,北京已注册机动车数量为470万辆。据业
SAN FRANCISCO, April 28 (Xinhua) -- Microsoft Corp. on Thursday posted quarterly revenue and earnings that both beat analysts' expectations. In its fiscal 2011 third quarter ended on March 31, the software giant reported revenue of 16.43 billion U.S.
Marion: So you lived in Dublin for awhile, didn't you Mauve? What's life like in Dublin? Mauve: I think life in Dublin is very different from everywhere else in the country. It's the biggest city in Ireland. It's got a population of about a million I