Because of the mad cow disease , the eu imposed a worldwide ban on british beef and beef product exports 因为疯牛病，欧盟在全世界范围内禁止英国牛肉和牛肉制品的出口。
The international standard age for cattle is 30 months to ensure protection against tainted beef from animals with mad cow disease 30月龄的国际标准确保了牛肉是不受疯牛病感染的
Mad cow disease is a degenerative nerve disorder found in cattle that was first reported in herds in britain 20 years ago 20年前在英国的牧群中第一次发现了疯牛病，它是一种神经退化紊乱。
The medical name for mad cow disease , a brain - wasting ailment （ 13 ） , is bovine （ 14 ） spongiform （ 15 ） encephalopathy （ 16 ） , or bse 疯牛病是一种脑虚损病，医学上称为牛脑海绵状病，或者bse
Mad cow disease is a degenerative nerve disorder found in cattle that was first reported in herds in britain 20 years ago 疯牛病是一种在牛身上发现的变性神经紊乱症， 20年前在英国被首次报道。
Instead of a mad cow , however , we see a mad donkey or a " mad ass " , as oliphant puts it in frame 4 可是，我们在画上看到的不是疯牛而是疯驴，或者说是疯ass ，正如奥列芬特在第四栏漫画中用了ass一词。
The international standard age for cattle is 30 months to ensure protection against tainted beef from animals with mad cow disease 牛肉的国际标准年限是30个月以保证它们不被其他有疯牛病的动物感染。
The health department of south africa tuesday denied that the death of a south african woman this year was the result of mad cow disease 南非卫生部星期二否认今年南非一名妇女的死亡是由疯牛病导致的。
“ the only thing they have ever done for european agriculture is mad cow disease , ” mr chirac said , according to the newspaper ' s report 据新闻报道，希拉克先生说， "他们对欧洲农业唯一的贡献就是疯牛病。
The international standard age for cattle is 30 months to ensure protection against tainted beef from animals with mad cow disease 国际食用牛标准是30个月，来保证免受来自疯牛病动物的受污染的牛肉的传染。
