单词：papillomavirus cattle cutaneous papillomas
单词：papillomavirus cattle cutaneous papillomas 相关文章
Grazing Cattle Trim the Menu for Birds 愿为鸟儿修改食谱的牛群 When birds face the destruction of their habitat, some species dont make it while others survive. But what happens at the very beginning of the process, just as a bird's habitat
2017年Scientific American(九)月
Modern-day thieves use trucks, not horses, to steal livestock Jim Kent | Gordon, Nebraska 28 April 2010 The white 'Y' with two lines under it shows that this cow came from rancher Gil Nitsch's herd. The 21st century has brought changes to all parts o
VOA标准英语2010年(四)月
Cattle Plague Declared Eradicated Scientists are declaring victory over a deadly animal disease that cattle herders around the world have dreaded for millennia. Rinderpest becomes the second disease in all of human history to be successfully eradicat
VOA标准英语2011年(六月)
[00:04.41]Lesson 33 [00:07.76]1.Dialogue [00:11.60]Jackie is talking to Yang Pei about a conference which Jackie has just been to. [00:18.96]What was the conference like? [00:22.41]Very interesting.It was called Saving the earth [00:27.27]and it was
高中英语人教版高二
By David McAlary Washington 28 February 2007 watch Barry Unger HPV report A sexually-transmitted virus that is a leading cause of female cancer deaths in developing countries is also very prevalent in the United States. It is the human papillomaviru
2007年VOA标准英语（二月）
New Vaccine Research Aimed at Cattle Killer 新疫苗研究意在对付牧牛杀手 New research is underway to develop an advanced vaccine against East Coast fever a parasitic disease that killed more than one-million cattle in Africa last year. Res
VOA标准英语2014年(二月)
acroscleroderma 肢端硬皮症 acute eczema 急性湿疹 acute urticaria 急性荨麻疹 allergic cutaneous vasculitis 变应性皮肤血管炎 allergic purpura 过敏性紫癜 allergic systemic vasc
医务英语
This is the VOA Special English Health Report. Male circumcision is the cutting off of a small amount of skin from the tip of the penis. In many parts of the world it is done when a baby is a few days old. However, in other parts of the world it is
VOA慢速英语2009年（四）月
AGRICULTURE REPORT - U.S. Cattle Industry Update By Mario Ritter Broadcast: Tuesday, February 24, 2004 This is Bob Doughty with the VOA Special English Agriculture Report. United States agriculture of
农业与发展
US to Destroy Hundreds of Cattle Linked to Mad Cow Infection Michael Bowman U.S. agriculture officials have announced plans to destroy hundreds of cattle linked to the first case of mad cow disease fo
VOA2004（上）--各类新闻
Agriculture Report - Improving 'Feed Efficiency' in Cattle 农业报道 - 提高牛的饲养效率 From VOA Learning English, this is the Agriculture Report in Special English. 这里是美国之音慢速英语农业报道。 Animal feed is the bigge
2012年VOA慢速英语(十一)月
AS IT IS 2016-04-11 Children and Cattle Compete at Houston Rodeo Cowboys and cowgirls from across the United States were in Houston, Texas last month for the Houston Livestock Show and Rodeo. The Houston rodeo is one of the biggest shows of its kind
2016年VOA慢速英语(四)月
Record Drought Takes Toll on Texas Cattle Rancher Marc Scott once ran three times this many cows on his pastures, but when he saw drought coming last year, he began to sell them off. Probably between 60 and 70 percent of my herd is what I sold off, s
VOA标准英语2012年(二月)
By Tom Rivers London 08 August 2007 For the first time since the confirmation of foot-and-mouth disease in Britain earlier this month, the government has decided to ease restrictions on livestock shipments in areas outside of the affected zone in sou
2007年VOA标准英语（八月）
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加州英语分级G4