硫酸镁 liúsuānměi magnesium sulfate Origin Definitions Defs Strokes Stroke Words Sentences Sents 硫酸 liúsuān sulfate a salt or ester of sulfuric acid镁 鎂 měi noun magnesium the chemical element with the symbol Mg; a lightweight, silvery-white metal used in fireworks, flares, and aircraft alloys