When someone joins this network, he gets the full copy of the blockchain.

当有人加入该网络时，他将获得区块链的完整副本。

So every time your gut regenerates or a new layer of skin cells comes about, those cells need a full copy of the human genome.

所以每次你的肠道再生或新一层皮肤细胞出现时，这些细胞都需要人类基因组的完整副本。