backlog order

例句：

1. 1. The company has a backlog of orders for the new product.
   该公司积压了新产品的订单。
2. 2. The backlog order was placed over a year ago.
   积压订单是在一年前提交的。
3. 3. The backlog order is still waiting to be shipped.
   积压订单仍在等待发货。