After death , the human body decomposes through four stages .
人死之后，尸体的分解需要经过整整四个阶段。
Sciencedaily ( july 25 , 2011 ) - flying in the face of years of scientific belief , university of illinois researchers have demonstrated that sugar doesn 't melt , it decomposes .
" Anthocyanins are absent from the leaves in summer and are only produced by the leaves as chlorophyll decomposes , " carleton university biologist root gorelick writes in an email to cbc news .
