extravagance

n.

1. 奢侈; 挥霍
   • His extravagance explains why he is always in debt.
     他挥霍无度, 难怪总是欠债。
2. 奢侈品; 放纵的言行等
   • I do not regard books as extravagances.
     我认为书不是奢侈品。