an appliance used to heat water using electricity, gas, or solar energy

A rubber bag filled with hot water used to warm parts of the body or for heat therapy; also called a [[暖水袋|暖水袋|nuan3 shui3 dai4]].

thermos bottle; vacuum flask; hot water dispenser

electric appliance used for boiling water quickly

An electrical appliance used to heat water for use in bathrooms and kitchens; common types include storage tank heaters and tankless (instant) heaters.

a hot bath or shower

extreme misery or dire distress; (idiom) to be in deep water and scorching fire

vessel for heating or holding hot water, such as a kettle or a thermos flask

A device that uses solar energy to heat water