translation.en: But the problem is, there's only so much you can take, and also when you do that operation, your patients might actually have significant pain in that defect site even two years after the operation.
translation.zh: 但问题就是，你能用得就只有那么多， 而且当你在进行这项手术时， 你的病人可能会在缺位那里产生极大的疼痛， 哪怕手术两年后还会感到疼痛。