钢的用法和样例：
例句
-
那个工厂需要大量钢铁以维持生产。
The factory is in great demand of steel to keep up production. -
这只杯子是不锈钢做的。
This cup is made of stainless steel. -
混凝土墙是用钢筋加固的。
The concrete walls are reinforced with steel rods. -
那是座钢铁结构的桥梁。
It's a bridge of steel framework. -
烧热的钢淬火使它坚硬。
Hot steel is quenched to harden it. -
医生在他受伤的腿中植入了一块钢板。
The doctor inserted a steel plate into his damaged leg.
