backlog的解释
n. 积累(积压待办事项)
vi. 把...积压起来
backlog的例句
By most measures,1988 has been an excellent year for the Boeing Company. The giant aerospace concern has racked up record sales and has a huge backlog of orders.
用多半尺度衡量，1988年对波音公司来说都是极好的一年。这一规模庞大的航空公司不但在销售方面创下记录，并积压了大量订单。

Plowed through the backlog of work.
费力处理一堆积压待办的工作