热水器

例句：

1. 1. We need to install a new water heater in the kitchen.
   我们需要在厨房安装一个新的热水器。
2. 2. The old water heater is leaking, and we need to replace it immediately.
   旧的热水器正在漏水，我们急需更换它。
3. 3. The hot water tap has stopped working, so I'll have to buy a new one.
   热水龙头坏了，所以我得买一个新的。