单词：systema digestorium
- gastrointestinal system胃肠系统,肠胃系统...
- digestive system消化系统
单词：systema digestorium 相关文章
FAITH LAPIDUS: Welcome to THIS IS AMERICA in VOA Special English. Im Faith Lapidus. This week on our program we hear from some Americans about Christmas past, present and future. (MUSIC) FAITH LAPIDUS: Jeffrey Davis remembers Christmas two years ago
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In science, a theory is a reasonable explanation of observed events that are related. A theory often involves an imaginary model that helps scientists picture the way an observed event could be produc
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At the Cheyenne Mountain Zoo, an infant gorilla named Wumundi gets some tender loving care from a dedicated keeper and lots of attention from curious visitors. He is on with a keeper all the time 24 hours a day. Zoo spokesman Sean Anglum explains tha
自然百科2008年
Good evening, my fellow Americans. Tonight I want to talk to you on a subject of deep concern to all Americans and to many people in all parts of the world, the war in Vietnam. I believe that one of the reasons for the deep division about Vietnam is
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Maria Montessori lived between 1870 and 1952. She was an Italian educator who has left her mark on education today. Her Montessori method of education is widely used all round the world. Many educationalists say it is the best system for child educat
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在TED U 2009的这个简短的演讲中，Jonathan Drori鼓励我们保护生物多样性 -- 从一颗颗种子做起。他提醒我们要保护人类赖以生存的植物，同时他也给大家描述了千年种子库这样一个美好的远景，在
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Broadcast: April 18, 2003 By Nancy Steinbach and Shelley Gollust This is Doug Johnson. On our program today, we play some doo-wop music... answer a listener's question about places in the United State
VOA2003（上）-社会广角
By Dan Robinson Capitol Hill 25 April 2007 Family members of Pat Tillman, a soldier killed in a friendly fire incident in Afghanistan, have testified before a congressional committee examining disinformation from the U.S. military. VOA's Dan Robinso
2007年VOA标准英语（四月）
By Larry James Moscow 23 April 2007 Former Russian President Boris Yeltsin, who had been in declining health for several years, has died at the age of 76. Mr. Yeltsin served as Russia's president from 1990 until his surprise resignation on December 3
2007年VOA标准英语（四月）
By Lisa McAdams Moscow 23 April 2007 Russian President Boris Yeltsin waves as he arrives at Helsinki airport (File photo - 20 Mar 1997) Russia's first freely elected president, Boris Yeltsin, has died of heart failure at the age of 76. VOA's Lisa Mca
2007年VOA标准英语（四月）
By Nancy-Amelia Collins Jakarta 28 February 2007 The Southeast Asia group Jemaah Islamiyah (JI), which has been blamed for a series of bombings over the past several years, has splintered into factions and may be heading in new directions. VOA's Nan
2007年VOA标准英语（二月）
In India's eastern Orissa State, spiraling violence between Hindus and Christians has killed at least nine people. From New Delhi, Anjana Pasricha reports on the religious tensions gripping the region. Smoke rises from a church torched by hard-line
VOA标准英语2008年（八月）
The sole surviving gunman suspected of participating last year's terrorist attack in Mumbai has been having difficulty keeping a lawyer. His latest court-appointed counsel had threatened to quit after angry demonstrators surrounded her home. But the
VOA标准英语2009年(四月)
By Marianne Kearney Jakarta 05 May 2006 Indonesian police say they are closing in on Southeast Asia's most wanted terrorist, Noordin Mohammed Top, but a report released Friday says that the militant n
2006年VOA标准英语（五月）
By Al Pessin Pentagon 04 January 2007 A U.S. Navy spokesman says, five to 10 coalition ships are patrolling off the coast of Somalia to prevent suspected terrorists from escaping by sea, following the military defeat of Islamists who took control of
2007年VOA标准英语（一月）
By Peter Fedynsky Washington, DC 04 January 2007 watch New Congress report The new, 110th session of the U.S. Congress opens today with Democrats enjoying majority status in both houses for the first time in 12 years. But whether they can translate
2007年VOA标准英语（一月）
By Anjana Pasricha New Delhi 24 February 2008 A nascent floriculture industry in India is cashing in on growing demand for roses overseas. Anjana Pasricha has a report from New Delhi. It was just over a decade ago that a handful of entrepreneurs bega
VOA常速英语2008年（二月）
By Jessica Berman Washington 14 September 2007 Scientists have known for some time that most of the stuff in the Universe is so-called dark matter, material that cannot be seen directly because it does not interact with light. That makes it very diff
2007年VOA标准英语（九月）
By Kurt Achin Seoul 02 April 2008 South Korean officials have issued their first formal response to recent moves by North Korea, labeling some of the North's recent statements inappropriate. The exchange comes as high-level American and South Korean
VOA常速英语2008年（四月）
WADA confirm USADA's action on Armstrong approriate BEIJING, Oct. 12 (Xinhua) -- World Anti-Doping Agency has again thrown its support behind USADA after a lengthy report with evidence to prove Lance Armstrong a doper. U.S. Anti-Doping Agency issued
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