extravagance
n. 挥霍，浪费；奢侈品；奢华，富丽堂皇；过分，过度
复数 extravagances
例句
Going to the theatre is our only extravagance.
去剧院看戏是我们唯一的奢侈享受。
《牛津词典》
Sponging and taking more than one's share and extravagance and waste on the part of cadres must be banned.
杜绝干部多吃多占和铺张浪费。
《新英汉大辞典》
When the company went under, tales of his extravagance surged through the industry.
这家公司破产时，有关他的奢靡的传言传遍了整个业界。
《柯林斯英汉双解大词典》
