光生伏打 guāngshēngfúdǎ photovoltaic Origin Definitions Defs Strokes Stroke Words Sentences Sents 光 guāng noun light light; ray; beam of light生 shēng verb to give rise to to give rise to; to happen; to cause; to generate伏 fú phonetic volt (bound form) unit of electric potential; volt打 dǎ phonetic