肉是我们在日常营养中获得蛋白质和能量的重要来源,不过,吃的时候要讲究方法,尽量减少可能的危害。比如,疯牛病的病原体主要出现在牛的脑部、脊髓、视网膜等,我们在吃牛的这些部位时,就要格外小心。另外,牛体内一旦感染了疯牛病毒,即使把牛肉煮熟,也无济于事。所以,对于来自疫 Meat is an important source of protein and energy we gain in our daily nutrition, but when we eat, we need to focus on ways to minimize the potential hazards. For example, the pathogens of BSE are mainly found in the brain, spinal cord and retina of cattle. We should be especially careful when eating these parts of cattle. In addition, cattle once infected with mad cow virus, even if the beef cooked, will not help. So, from the epidemic