易挥发 yìhuīfā volatile Definitions Defs Origin Strokes Stroke Words Sentences Sents 易 yì adjectiveadverb easy easy; not difficult; simple; also used as a prefix equivalent to the English suffix "-able" or "-ible"挥发 揮發 huīfā to evaporate; volatilization to volatilize; to evaporate; (of a liquid or solid) to turn into gas at room temperature