steel的中文意思、音标与词形变化

n. 钢, 钢制品, 钢铁, 坚硬, 坚固 a. 钢的, 钢制的, 钢铁业的, 坚强的 vt. 使坚强, 钢化, 使冷酷

n. an alloy of iron with small amounts of carbon; widely used in construction; mechanical properties can be varied over a wide range n. knife sharpener consisting of a ridged steel rod v. get ready for something difficult or unpleasant v. cover, plate, or edge with steel