water heater編輯正在努力提供更完整的內容，建議 20 分鐘後再回來看看water heaterwater heater — 名詞名詞1. a device that heats water for use in a home or building1.名詞釋義熱水器a device that heats water for use in a home or building例句We need to replace the old water heater.