Senses
换骨夺胎/ 換骨奪胎 to be born again
To effect a basic change in oneself; to undergo a thorough transformation.
换骨夺胎/ 換骨奪胎 to become immortal
(Taoist) To cast off one's mortal body and reach immortality.
换骨夺胎/ 換骨奪胎 to improve on old works
To create something new by imitating the style of the ancients while bringing forth a fresh perspective; to change the form of a poem while keeping its essence.