镍钢 niègāng nickel steel Definitions Defs Origin Strokes Stroke Words Sentences Sents 镍 鎳 niè noun nickel the chemical element with symbol Ni; a hard, silvery-white metal with magnetic properties, used in electroplating, batteries, and making stainless steel and coins钢 鋼 gāng noun steel steel; an alloy of iron and carbon that is tougher than cast iron and harder than wrought iron