fire and bilge pump

例句：

1. 1.The fire and bilge pumpsare essential for the safety of the building.
   消防泵和疏水泵对于建筑物的安全至关重要。
2. 2. The engineers installed the fire andbilge pumps to ensure properdrainage.
   工程师们安装了消防泵和疏水泵，以确保排水畅通。
3. 3. Thefire and bilgepumps were used to extinguish the fire in thebasement.
   消防泵和疏水泵被用来扑灭地下室的火灾。