单词：livestock science
单词：livestock science 相关文章
Lucky Livestock Go to Maryland Animal Sanctuary Welcome to American Mosaic from VOA Learning English. Im Kelly Jean Kelly. On the show today, we play music on a new album from Sean Kingston. We also answer a question about casinos in the United State
2013年VOA慢速英语(十)月
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Seventy percent of all antibiotics in this country go to livestock like pigs and chickens. And concern is growing about drug-resistant bacteria that sp
Scientific American(三)月
SCIENCE IN THE NEWS - Deadly Shark Bites Increase in Waters Near Western Australia JUNE SIMMS: This is SCIENCE IN THE NEWS, in VOA Special English. Im June Simms. FAITH LAPIDUS: And Im Faith Lapidus. Today, we tell about deadly shark attacks near Aus
2012年VOA慢速英语(八)月
Antibiotic Resistance Found in Amazon Tribe 亚马逊部落发现抗生素耐药性 There are some people who have never come into contact with Western civilization. These people have microbes, tiny organisms, on and in their bodies that can do somet
2015年VOA慢速英语(五)月
By Tom Rivers London 23 August 2007 Vigilance and early containment of foot and mouth disease in Britain have paid off as European vets agree to lift the export ban on British meat and livestock. For VOA, Tom Rivers in London has details. A ruptured
2007年VOA标准英语（八月）
Animals in many large livestock-raising operations around the world get a small but steady dose of certain antibiotics in their feed. U.S. health officials say there is unequivocal evidence of a link between overuse of antibiotics in healthy livestoc
VOA标准英语2010年(七)月