单词：swine fever
swine fever的用法和样例：
例句
- The marker vaccine is the development direction of classical swine fever vaccine.标记疫苗是目前猪瘟疫苗发展的趋势。
- One of the five pigs carries a mutation that makes it resistant to swine flu, a common disease among pigs.在这五只猪中，有一只携带有能抵抗猪瘟的变异。
单词：swine fever 相关文章
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ROME, May 26 (Xinhua) -- African swine fever, a viral disease deadly to pigs but harmless to human beings, is spreading beyond Russia and the Caucasus region into Europe, the United Nations' food agency said Thursday. African swine fever is fast beco
英语新闻
Fourth confirmed swine flu case 第四例猪流感确诊病例 Anti-viral drugs are being issued to treat those affected by the flu A fourth case of swine flu has been confirmed in Northern Ireland. A man who has recently returned from Florida has tested posi
英语新闻
Tokyo has first swine flu cases 东京第一例猪流感确诊 Health officials in Japan have confirmed the first cases of swine flu in the densely populated （人口稠密的） capital, Tokyo. Two schoolgirls tested positive for the H1N1 virus after their return
英语新闻
US, Canada, Mexico Work to Keep Swine Fever from North America The United States is working with Canada and Mexico to guard against African swine fever. U.S. Agriculture Secretary Sonny Perdue says all three countries are trying to keep swine fever f
2019年VOA慢速英语(二)月