By using steel frames for structural support rather than heavy masonry walls, architects were able to get creative.

通过使用钢框架来支撑结构，而不是沉重的砖墙，建筑师们能够发挥更多创造力。

By using steel frame for structural support rather than heavy masonry walls, architects were able to get creative.

通过使用钢架作为结构支撑，而非沉重的石墙，建筑师能够发挥创造力。