事实上没有一个克雅氏病案例与食用养殖鱼类有关，但并不能保证牛的副产品饲养鱼是安全的。
The fact that no cases of Creutzfeldt Jakob disease have been linked to eating farmed fish does not assure that feeding rendered cow parts to fish is safe.
事实上没有一个克雅氏病案例与食用养殖鱼类有关，但并不能保证牛的副产品饲养鱼是安全的。
The fact that no cases of Creutzfeldt Jakob disease have been linked to eating farmed fish does not assure that feeding rendered cow parts to fish is safe.
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