adj.未满足的；未相遇的；未应付的
The whole unmet demand is lost.The retailers must pay the inventory holding cost and the cost of lost-sales when OOS happens. 认为所有未满足的需求销售机会都丢失，零售商既要支付库存持有费用，又要支付缺货损失费用。
n.炮铜；青铜；炮铜色
