如果有人不幸摔碎了胳膊骨,关节,脊骨,在以前,总不会梦想能重新生长出受伤的部份,而且长得完整无缺,跟健康的一样;然而现在可以说,物理学家总有一天能把他治疗得这样好。好多世纪以来,人们看到蝾螈能把断离掉的肢体再生长出来而感到很奇怪;至于更加复杂的人的 If someone unfortunately broke their arms, joints and spine, they would never dream of being able to regenerate the injured part and become as intact and healthy as they are healthy; but now it can be said that the total number of physicists One day he can be treated so well. It has been strange for many centuries to see salamanders regenerating the severed limbs. As for the more complex ones