钢曲尺 gāngqūchǐ steel set square Origin Definitions Defs Strokes Stroke Words Sentences Sents 钢 鋼 gāng noun steel steel; an alloy of iron and carbon that is tougher than cast iron and harder than wrought iron曲尺 qūchǐ carpenter's square a L-shaped tool used by woodworkers and builders to measure or mark right angles; set square