供水栓

例句：

1. 1. The fire department uses a water shut-off valve to prevent the fire from spreading.
   消防部门使用一个水栓来防止火势蔓延。
2. 2. The plumber replaced the old water shut-off valve with a new one.
   水管工用一个新的水栓替换了旧的。
3. 3. The farmer used a water stopper to protect his crops from the rain.
   农民用一个水栓保护他的庄稼免受雨水侵害。