单词：first in first out
先进先出
词型变化：名词复数形式 : firsts in firsts out
first in first out的用法和样例：
例句
- 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。
【近义词】
- FIFO[会计]先入先出(法)（...