spend money on

• 花多少钱买某物

spend money on的用法和样例：

例句

1. He has a sweet tooth and often spends money on chocolates and cakes.
   他喜欢吃甜食，常花钱买巧克力和糕点吃。
2. There's no logic in spending money on things you don't need.
   把钱花在不需要的东西上是没有道理的。