crumble v.弄碎 ( 把…弄成小塊 ) ;崩毀=disintegrate=collapse【類】friable:crumble=malleable:alter 易碎的容易破碎=可改變的容易改變【反】friable ( adj.易碎的;脆的 ) →not easily crumbled ( 不易破碎的 )
crumble crush+umble