decompose
/ˌdiːkəmˈpəʊz/verb
no obj.
1- (of a dead body or other organic matter) decay; become rotten腐败, 腐烂：
the body had begun to decompose
尸体早已开始腐烂
as adj. decomposed the body was badly decomposed尸体严重腐烂
as adj. decomposing decomposing fungi.腐烂分解类真菌。
1.1
- with obj. cause (something) to decay or rot使变质, 使腐烂：
dead plant matter can be completely decomposed by micro-organisms.
微生物能使死植物体完全腐烂。
1.2
- (of a chemical compound) break down into component elements or simpler constituents（化合物）分解：
many chemicals decompose rapidly under high temperature.
许多化学制品在高温下很快分解。
1.3
- with obj. break down (a chemical compound) into its component elements or simpler constituents使（化合物）分解。
1.4
- with obj. Mathematics express (a number or function) as a combination of simpler components【数】分解。
派生词
decomposable
adjectivedecomposition
noun词源
mid 18th cent. （in the sense 'separate into simpler constituents'）： from French décomposer, from de- (expressing reversal)+composer.