名词
中文翻译：副项
同义词：
['sub-item', 'subsidiary item']
例句：
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1. The project has several sub-items that need to be completed before the main task can start.
这个项目有几个附属项目需要在主要任务开始前完成。
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2. The company has a list of sub-items that need to be reviewed before the meeting.
公司在会议前需要审查的附属项目清单。
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3. The sub-item was added to the original plan as an additional requirement.
这个附属项目被添加到原始计划中作为额外的要求。