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![fire hydrant造句]( "fire hydrant造句")
fire hydrant造句
"Seethatfirehydrant?"heasks.Nofeedingpumpisforeseenforexternalfirehydrantsystem.Firesystem:Thebuildingisinfiredangerratingclasslevel,designelements,includingfirehydrantsystem,automaticsprinklersyste...
