单词：trail-and-error calulation
单词：trail-and-error calulation 相关文章
The U.S. population is increasing at nearly one percent a year, making the United States the world's fastest growing industrial nation. 美国人口正以每年将近1%的速度增长，这使美国成为世界人口增长最快的工业化国家。
VOA双语新闻 Bilingual News
EXPLORATIONS -January 30, 2002: Population and the Environment By Cynthia Kirk VOICE ONE: This is Bob Doughty. VOICE TWO: And this is Steve Ember with the VOA Special English program EXPLORATIONS. Tod
Explorations
According to the 2010 World Population Data Sheet, there will be fewer workers to support an aging population in the coming decades. The booming population growth of the past century has slowed, but improving health conditions and stubbornly high bir
VOA标准英语2010年(七)月
THE MAKING OF A NATION - June 20, 2002: Post-World War Two / Population By David Jarmul VOICE 1: THE MAKING OF A NATION -- a program in Special English by the Voice of America. (Theme) World War Two e
The Making of a Nation
EXPLORATIONS - Bat Populations Are Important for Agriculture and the Environment BARBARA KLEIN: Im Barbara Klein. MARIO RITTER: And Im Mario Ritter with EXPLORATIONS in VOA Special English. Today, we learn about the environmental and agricultural imp
2011年VOA慢速英语(九)月
South Asians Fuel Asian Population Boom in US Despite the sluggish economy, hiring manager Pete Tapaskar is having difficulty filling empty chairs at his suburban Chicago technology firm ProSoft. We dont get enough resources locally. We have to depen
VOA标准英语2012年(八月)
Farm Ministers Call for Commodity Market Regulation Wild swings Woody Barth has been farming and raising cattle in North Dakota for about 30 years. He says he always looked to the commodity markets for stability. But that's changed in recent years. W
VOA标准英语2011年(六月)
Cowboy Culture Takes Over America's Fourth-Largest City On parade day, horses displace cars on the streets of America's fourth-largest city. We have never seen so many cowboys and cows and horses all together with the trail wagons, one spectator said
VOA标准英语2012年(二月)
World Population Day is observed annually on July 11. Its aim is to raise awareness of global population problems. The event started in 1989 in response to the worlds population reaching five billion two years earlier. The United Nations Development
英语课程学习计划和讲义
经典语境背诵 Daniel: People talk about the network system of the bus company a lot these days. I have no idea why until my father tells me that there are lots of people using IC cards on buses, and when they get back home they would check their
英语大赢家上册
Grammar Girl here. Today's topic is capitalizing titles. In an email, Michelle from Manila asked, Should I capitalize all the first letters of the words in a title or just the first letter of the first word? This is one of those style questions. For
英语语法 Grammar Girl
DEVELOPMENT REPORT – December 16, 2002: UN Population Study By Jill Moss Broadcast: December 16, 2002 This is the VOA Special English Development Report. The United Nations Population Fund has relea
农业与发展
Alice: Hello, I'm AliceFinn: And I'm Finn.Alice: And this is 6 Minute English! This week were talking about populationgrowth and the effects it might have on the world. At the moment itsestimated that there are about 7 billion people on the planet. F
六分钟英语
STEVE EMBER: Welcome to THIS IS AMERICA in VOA Special English. Im Steve Ember. FAITH LAPIDUS: And Im Faith Lapidus. Every ten years the United States government counts the national population and asks people questions about how they live. Results fr
2011年VOA慢速英语(三)月
By Nancy-Amelia Collins Jakarta 26 January 2006 Indonesian Information Minister Sofyan Djalil (File photo - July 28, 2005) New broadcasting regulations in Indonesia have come under fire by critics who
2006年VOA标准英语（一月）
New census figures for the Midwest U.S. state of Michigan show dramatic population declines. Michigan was the only state in the 2010 census to lose people. Its biggest city, Detroit, once the fourth largest in the nation, is now the 18th largest. Tha
VOA标准英语2011年(三月)
New Fiscal Threat as Obama Addresses Nation President Obama faces a far different economy than the one he inherited four years ago. Although unemployment remains high, budget expert Stan Collender says the economy is gaining momentum.. The housing ma
VOA标准英语2013年(二月)
Pesticides Contribute to Decline in World's Bee Population Terrence Ingram considers himself a naturalist. He said hes best able to commune with the natural world around him at the center of a swarm... of bees. I love beekeeping. Its one of Gods grea
VOA标准英语2013年(六月)
BEIJING, Jan. 05 (Xinhuanet) -- China's satellite television channels have aired fewer entertainment programs this year as broadcasting watchdog's curbs on excessive entertainment took effect. The State Administration of Radio, Film and Television ha
英语新闻
2004 marks the 10th anniversary of the groundbreaking International Conference on Population and Development (ICPD) in Cairo, Egypt, in 1994. Ten years ago, on the eve of World Population Day, a new campaign was launched to raise awareness of how int
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