名词短语
中文翻译：下槛填充和排放系统
同义词：
['under-sill drainage system', 'under-sill flushing system']
例句：
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1. Theunder-sill filling and emptying system is designed to prevent water from seeping into the basement.
下槛填充和排放系统旨在防止水渗入地下室。
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2.The under-sill flushing system is used to remove waste from the building's plumbing system.
下槛冲洗系统用于从建筑的水管系统中清除废物。
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3.The under-sill drainage system is crucial for maintaining proper moisture levels in the building.
下槛排水系统对于维护建筑物内适当的湿度水平至关重要。