名词
中文翻译：Unknown
同义词：
['backlog', 'backlog of work', 'backlog of documents', 'backlog of information']
例句：
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3.
计算机
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1.The company has a backlog of over 500 projects waiting to be completed.
该公司有超过500个项目的积压等待完成。
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2. The backlog of unfinished work is causing delays in the project schedule.
未完成的工作量导致项目时间表的延误。
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3. The backlog of emails has been piling up, and it's taking longer than expected to respond to them.
电子邮件积压严重，预期的回复时间比预期的要长。