There is another way, because essentially, animal products are just collections of tissues, and right now we breed and raise highly complex animals only to create products that are made of relatively simple tissues.
但是有另一条路 因为基本上 动物制品是由组织构成 我们现在饲养的 高度复杂的牲畜 我们需要的却只是 他们身上相对简单的组织