bell and spigot reducer

例句：

1. 1.The bell and spigot reducer is designed to control the flow of water in the garden.
   这个钟和水龙头减压器设计用来控制花园里的水流。
2. 2.The watering system includes a bell and spigot reducer that can be adjusted to meet different watering needs.
   这个浇水系统包括一个可以调整以适应不同浇水需求的钟和水龙头减压器。
3. 3.The new watering device has a bell and spigot reducer that makes it easy to adjust the water pressure.
   这个新的浇水设备有一个钟和水龙头减压器，使得调整水压变得容易。