零用现金

例句：

1. 1. I need some cash to pay for the groceries.
   我需要一些现金来支付杂货费。
2. 2. The cashier processed my card payment without a hitch.
   收银员顺利地处理了我的信用卡支付。
3. 3. Cash is king when it comes to making purchases.
   在购物时，现金是首选。