我们扔给狗吃的牛骨头、羊骨头,还有做好肉汤后扔到垃圾箱中的骨头,其实有很大用处,弃之实在可惜。科学家们已试验成功:把骨头变成肉食品,并从中提制磷酸盐、蛋白质和油脂。今后我们可以自由选择:既能吃普通的肉类,也能吃到骨头制造的肉食品。而骨头制的肉食品价钱比普通肉类低廉。不久,英国将生产 The bones we throw at the dogs, the bones of the sheep, and the threw bricks in the trash can not be of any help. Scientists have succeeded in experimenting: turning bones into meat products and extracting phosphates, proteins and fats from them. In the future we are free to choose: to eat ordinary meat, but also to eat the meat made of bones. The price of bone meat products than ordinary meat cheaper. Soon, Britain will produce