decompose /.dizkam'pauz; , dikom'poz/ vt, vi 1 [VP6A] separate (a substance, light, etc) into its parts: 分解(物質(zhì),光線等)的成分 : . A prism ~s light. 三棱鏡可以分解光線。 2 [VP6A, 2A] (cause to) become bad or rotten; decay. (使)腐爛。 decom-position /,di: kDmpa'zxJn; Zdikampd'zijan/ n