And it’s why wet barrel hydrants would explode in the winter, too, if we used them everywhere.

这就是为什么如果我们在任何地方都使用湿桶式消防栓， 它们也会在冬天爆炸。

Places with mild climates, like the southern US, tend to use what are called wet barrel fire hydrants.

气候温和的地方， 如美国南部， 倾向于使用所谓的湿桶式消防栓。

Since part of the valve is so far underground, they can be harder to repair than wet barrel hydrants.

由于阀门的一部分位于地下很远， 因此它们比湿桶式消防栓更难维修。