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文馨英漢☞化學變化化学变化 huàxué biànhuàchemical change化学变化huàxuébiànhuàchemical changechemical transformation化学变化[huà xué biàn huà]物质变化中生成其他物质的变化，如木材燃烧放出光和热剩下灰，铁在潮湿空气中生锈等。发生化学变化时，物质的组成和化学性质都改变。chemical change, in which one substance turns into another, such as burned wood becoming ash after releasing light and heat, iron rusting in wet air, etc. When a chemical transformation occurs, the composition and chemical property of the substance will change too.化学变化1. a chemical change化学变化transformation， chemical化学变化chemical transformation化学变化chemical trasformation化学变化change， chemical化学变化chemical change |