pay的固定搭配

固定搭配pay for，意思是支付……的费用，例如：

1.Using plastic to pay for an order is simplicity itself.

用信用卡支付订单是很简单的事。

2.The money is used by local authorities to pay for public services.

那笔资金被地方当局用来支付公共事业的开支。