单词：supergene migration
单词：supergene migration 相关文章
Britain Faces Migration Dilemma as it Looks to Commonwealth for Post-Brexit Trade LONDON Britain has indicated that is will seek a so-called hard exit from the European Union, likely to include leaving the Single Market, the worlds largest free trade
VOA标准英语2017年(一月)
How Neanderthals Fought Disease Every year people are encouraged to get their annual flu shots. Signs are posted at drug stores and clinics. Get your shots here. Modern preventive medicine has saved millions of lives. But you may be surprised to hear
英语听力文摘 English Digest
DEVELOPMENT REPORT - International Migration Reduces Poverty, but at a Price By Jill Moss Broadcast: Monday, October 31, 2005 I'm Steve Emberwith the VOA Special English Development Report. A new Worl
农业与发展
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. People get malaria from Anopheles mosquitoes that themselves are infected with a protozoan parasite called Plasmodium. The mosquitoes do have immune sy
Scientific American(三)月
These 60 paintings tell about the movement of African-Americans in the first half of the 20th century. Transcript of radio broadcast: 06 July 2008 VOICE ONE: Welcome to THIS IS AMERICA in VOA Special English. I'm Steve Ember. VOICE TWO: And I'm Barb
VOA慢速英语2008年（七）月
This is the VOA Special English Agriculture Report. About eight hundred million people in Africa, Asia and South America eat cassava. The plant is a major source of food energy and a major food security crop. It can survive in poor soil and without m
2010年VOA慢速英语(六)月
This Superbug is Too Strong for Antibiotics 美国发现超级细菌 抗生素均无效! Doctors have identified a powerful bacteria that cannot be killed with antibiotics. 医生已鉴定出一种无法被抗生素杀死的强大细菌。 The bacter
2016年VOA慢速英语(六)月
By Nico Colombant Dakar 01 December 2006 Victims of African migration are not only young people who go on reckless trips trying to get to Europe. They also include those affected by economic migration within the continent. Among these are wives left
2006年VOA标准英语（十二月）
By Nico Colombant Dakar 27 November 2006 Even as officials recently discussed ideas to prevent growing illegal migration from Africa to the shores of Europe, African mothers who lost their sons at sea were busy trying to help their communities. Many
2006年VOA标准英语（十一月)
By Melinda Smith Washington, D.C. 21 March 2007 watch Tuberculosis US report Beginning around 1995, the United States experienced a steady decline in the rate of tuberculosis. But in the last three years, health experts have noticed something distur
2007年VOA标准英语（三月）
Scientists say they have discovered a new gene among bacteria that are highly resistant to even the most powerful antibiotics. Experts say the superbug, originally found in India and other parts of South Asia, is showing up in patients in Europe and
VOA标准英语2010年(八)月
Third Great Migration Might be in Progress In the early 20th Century, more than two million African-Americans left their homes and small farms in the South and moved to northern industrial cities to escape overt racism and search for better work and
VOA标准英语2011年(七月)
Forget cockroaches. Forget Superman. Forget any other tough-as-nails creatures youve ever heard of. The most indestructible multicellular organisms on Earth are undoubtedly tardigradesmicroscopic eight-legged aquatic invertebrates also known as water
2016年Scientific American(十)月
主餐一道：泛听练习 以下段落是摘自新闻里的一些重要信息,并不是一个段落的听写。空内信息可在本新闻中全部找到,大家可以根据这些信息复述新闻。 一、泛听建议： 1、完整听一遍，掌握
NPR边听边练
India Seeks to Counter Possible Backlash onMigration of High-Tech Jobs Anjana Pasricha India is asking Asian countries to resist a potential backlash in developed nations as Western companies move tec
VOA2004（上）--各类新闻
By Jessica Berman Washington 06 February 2008 Researchers say measles, which has been successfully controlled in most countries thanks to vaccination, remains a killer disease in Niger, in part because of migration triggered by the rainy season. VOA'
VOA常速英语2008年（二月）
By Scott Bobb Johannesburg 08 November 2007 The European Union has announced a plan to admit 20-million skilled workers during the next 20 years in order to meet projected labor shortages. The proposal has drawn protests from leaders in developing na
VOA常速英语2007年（十一月）
Indian health officials have rejected a new medical study warning of widespread drug-resistant bacteria in the country's capital. But the co-author of the study says Delhi is in denial, and warns the bacteria can spread easily around the world, possi
英语新闻
STEVE INSKEEP, HOST: World leaders meet in Morocco this week and vote on a United Nations' global migration compact. It is supposed to make migration more orderly and more humane. Joanna Kakissis reports that many Europeans are not enthused. JOANNA K
2018年NPR美国国家公共电台12月