spoil·age /ˈspɔɪlɪʤ/
  掠奪,蹧蹋,損耗,弄壞或變成無用之物
  spoilage
       n 1: the amount that has spoiled
       2: the process of becoming spoiled [syn: spoiling]
       3: the act of spoiling something by causing damage to it; "her
          spoiling my dress was deliberate" [syn: spoil, spoiling]