水银灯 shuǐyíndēng mercury-vapor lamp Origin Definitions Defs Strokes Stroke Words Sentences Sents 水银 水銀 shuǐyín noun mercury mercury; quicksilver; the only metallic element that is liquid at room temperature; also known as 汞 gǒng灯 燈 dēng noun lamp lamp; lantern; light; any device used for illumination