To become a backlog.

• 成为积压

To become a backlog.的用法和样例：

例句

1. We have a backlog of reservations from last night.
   我们从昨晚起就积压了一大堆预约。
2. My secretary can not cope with the backlog of paperwork.
   我的秘书无力处理积压下来的文书作业。