名词
中文翻译：初步清理
同义词：
['preparatory cleaning例句：1. Before the big event', 'we need to carry out preliminary cleaning of the venue.（在大型活动之前，我们需要对场地进行初步清理。）2. The team leader made a preliminatory cleaning before starting the project.（团队领导在开始项目前进行了预备清理。）3. During the preparations for the conference', 'the organizers conducted a preliminary cleaning of the meeting room.（在会议准备期间，组织者对会议室进行了初步清理。）']
例句：
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1. Before the big event, we need to carry out preliminary cleaning of the venue.
在大型活动之前，我们需要对场地进行初步清理。
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2. The team leader made a preliminatory cleaning before starting the project.
团队领导在开始项目前进行了预备清理。
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3. During the preparations for the conference, the organizers conducted a preliminary cleaning of the meeting room.
在会议准备期间，组织者对会议室进行了初步清理。