heir·loom /ˈærˌlum, ˈɛr-/
 傳家寶,相傳動產
 Heir·loom n.  Any furniture, movable, or personal chattel, which by law or special custom descends to the heir along with the inheritance; any piece of personal property that has been in a family for several generations.
 Woe to him whose daring hand profanes
 The honored heirlooms of his ancestors.   --Moir.
 ◄ ►
 heirloom
      n 1: (law) any property that is considered by law or custom as
           inseparable from an inheritance is inherited with that
           inheritance
      2: something that has been in a family for generations