The downside to not having a nucleus or mitochondria is that these cells cannot make any new proteins or use a lot of energy, so they cannot repair themselves, or do much in the way of cell maintenance.

没有细胞核或线粒体的缺点是，这些细胞不能制造任何新的蛋白质或消耗大量能量，因此它们不能自我修复，也不能在细胞维持方面发挥功能。