mutableWiktionary 原文中文来自 ECDICTadj.易变的，性情不定的构词拆分muta-前缀(genetics, linguistics) Relating to mutation. · (chemistry) Relating to modification.+-able后缀Able to be done; fit to be done. · Relevant to or suitable to, in accordance with.演变路径（由近及远）英语继承自 ←中古英语 mutable源自 ←古法语 mutable源自 ←拉丁语 mutabilis “liable to change”原始词根原始印欧语 *mey- (change)词源说明From Middle English mutable, from Old French mutable, from Latin mutabilis (“liable to change”). By surface analysis, muta- + -able.释义（英文）形容词 AdjectiveChangeable, dynamic, evolutive; inclined to change, evolve, mutate.(programming, of a variable) Having a value that is changeable during program execution.(astrology