pushdown method

• 后入先出方法

pushdown method的用法和样例：

例句

1. The first-in, first-out method or FIFO method of inventory valuation assumes that the first goods purchased are the first goods sold.
   对存货估值的先入先出法假定最先购买的商品也是被最先卖出的。

词汇搭配

• push down 下推