translation.en: Now, just as every cell requires nutrients to fuel it, every cell also produces waste as a byproduct, and the clearance of that waste that each organ has to solve.
translation.zh: 那么，就在每一个细胞 消耗营养的同时 每个细胞也都会产生相应的垃圾和废物 那么，这些废物的清除 就成为了每个器官要解决的