太阳能热水器 tàiyángnéngrèshuǐqì solar water heater Origin Definitions Defs Strokes Stroke Words Sentences Sents 太阳能 太陽能 tàiyángnéng noun solar energy solar energy; radiant energy from the sun that can be converted into heat or electricity热水器 熱水器 rèshuǐqì noun water heater an appliance used to heat water using electricity, gas, or solar energy