A volatile, highly flammable liquid, C2H5OC2H5, derived from the distillation of ethyl alcohol with sulfuric acid and widely used as a reagent, a solvent, and an anesthetic.

• 乙烯一种易挥发的，极易燃烧的液体C2H5OC2H5，由乙醇与硫酸一起蒸馏获得，广泛用作试剂、溶剂和麻醉剂