标签：age 相关文章
SCOTT SIMON, HOST: Gun rights groups, including the NRA, have seen a rise in membership since the school shootings in Parkland, Fla., in February. But one group in particular has had a major increase well before that - the National African American G
2018年NPR美国国家公共电台3月
Stone Age Pottery Reveals Signs of Beekeeping陶器揭露人类养蜂历史 You have bees to thank every time you drizzle some honey into your tea. And the human-honeybee relationship is long-standing. Iconography of honeybees adorns 4400-year-old wa
2017年Scientific American(二)月
THIS IS AMERICA - Plain Language Activists Seek Clarity in Official Writings CHRISTOPHER CRUISE: Welcome to THIS IS AMERICA in VOA Special English. Im Christopher Cruise. JUNE SIMMS: And Im June Simms. This week on our program, we learn about the int
2012年VOA慢速英语(六)月
Richard Trentlage, Oscar Mayer Weiner Song Writer, Dies At 87 play pause stop mute unmute max volume 00:0001:05repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Flash pl
2016年NPR美国国家公共电台10月
Meanwhile, the ground sloth, like the mastodons, must eat most of the day to fuel its huge bulk. This may be the ice age, but by midday, temperatures soar, drawing another predator to the spring to drinkthe notorious saber-toothed cat. Most creatures
探索与发现2013年
Today, there is a group of larger visitors here, too. A herd of mastodons led by the matriarch have just returned from their annual migration hundreds of miles to the north. Now the winter drought is over and the spring water has been topped up by re
探索与发现2013年
Some of this ice age dung was found beneath the skull in the Aucilla. The dung contained plant remains that tell us what the mastodon was browsing on 13,000 years ago or morea mixture of trees and grasses. This suggests that ice age Florida was drier
探索与发现2013年
They can grow more than two metres long and weigh as much as three men. But the giant tortoises of ice age North America were even larger. Florida does have tortoises today, but on a much smaller scale. This is the gopher tortoise. Tortoises are cold
探索与发现2013年
It's likely giant ground sloths used their claws in a similiar way to hook branches and pull them within reach. Like tree sloths, they were vegetarians and probably not fussy about what they ate, chewing their way through leaves, fruits, twigs and al
探索与发现2013年
By Deborah Block Washington, DC 08 June 2006 watch Road Rage report Traffic congestion causes road rage Experts say incidents of violent driving, known as road rage, have been on the rise in the United States for the past several years. There is eve
2006年VOA标准英语（六月）
By Zulima Palacio Toronto, Canada 21 August 2006 watch Conference report One of the main attractions at this week's International AIDS Conference in Toronto, Canada is the Global Village. It is more than 7,000 square meters of shops, activist booths
2006年VOA标准英语（八月）
By Steve Mort Orlando, Florida 07 June 2007 A little more than a decade ago, the number of people studying foreign languages in the U.S. colleges was on the decline. Now, the Modern Language Association of America reports enrollment is rising rapidly
2007年VOA标准英语（六月）
By Rowan Reid Johannesburg 07 April 2006 World Health Day celebrations in Luzaka, Zambia The World Health Organization says a shortage in trained health workers is reaching a crisis point worldwide an
2006年VOA标准英语（四月）
Flora: Can you help me? Im working on this email to Emil and Im having trouble coming up with the right words in French. Andy: My French isnt much better than yours, but Ill give it a shot. Flora: Okay, read this sentence for me. What I want to know
地道美语播客
By Challiss McDonough Beirut 14 July 2006 Hassan Nasrallah The leader of the Lebanese-based militant group Hezbollah has vowed to wage open war on Israel after an apparently failed attempt on the group's leader. Israel's military offensive in Lebano
2006年VOA标准英语（七月）
By Steve Mort Tampa, Florida 03 July 2007 An American company is in the process of determining the value of a haul of sunken treasure, thought to be the biggest ever discovered. Odyssey Marine Exploration says it is examining more than half-a-million
2007年VOA标准英语（七月）
LEILA FADEL, HOST: Nancy Grace Roman led a remarkable life. She joined NASA in 1959, not long after it was created, and went on to become the agency's first chief of astronomy and relativity. She was also known as the mother of the Hubble Space Teles
2018年NPR美国国家公共电台12月
Excellencies, Dear Colleagues, Welcome to the High-Level Symposium co-hosted by the Chinese Mission and the UN Department of Economic and Social Affairs (DESA). At present, world economy continues to maintain the momentum of recovery, but its foundat
2018CRI中国国际广播电台