n.

1. 奢侈，奢华[U]
   They live in luxury.

   他们生活奢华。

2. 奢侈品[C]
   A refrigerator was then a luxury.

   那时候冰箱是种奢侈品。

3. 享受；乐趣[U][C]
   She enjoyed the luxury of doing good.

   她以行善为乐事。

n.

1. the state of great comfort and extravagant living.
2. an inessential but desirable item.
   ▸a pleasure obtained only rarely.

adj.