n.變更, 變化, 變異, 變種, [音]變奏, 變調
variation n.變化；變異【類】mimicry:camouflage＝mutation:variation擬態是一種偽裝＝基因突變是一種變異【反】oscillation ( n.變動 ) ---> absence of variation ( 缺少變化 ) ；uniformity ( n.一致 )
