蜕变

蜕变	tuì biàn	to transform / to morph / to degenerate / metamorphosis / transmutation / transformation / decay / degeneration
蜕	tuì	skin cast off during molting / exuvia / to pupate / to molt / to slough / to cast off an old skin or shell
变	biàn	to change / to become different / to transform / to vary / rebellion