back order
noun/ˈbæk ɔːdə(r)/
/ˈbæk ɔːrdər/
[countable, uncountable]- an order for a product that is not currently available
延期交货订单：当前不可用的产品的订单 - You may either place a back order or choose an alternative product.
您可以延期交货或选择替代产品。 - on back order Those items are on back order.
这些物品已延期交货。
- You may either place a back order or choose an alternative product.