这种手术从临床到现在才二十多年时间,谁知道以后会出现什么后遗症。
zhèzhǒng shǒushù cóng línchuáng dào xiànzài cái èrshí duō nián shíjiān ,shéizhīdào yǐhòu huì chūxiàn shénme hòuyízhèng 。
This kind of surgery has only been in practice for 20 years now. Who knows what kinds of aftereffects will occur down the road.