The main structure is a steel-framed building in which prefabricated units are used for the ceilings (with the exception of the core areas).

主结构是钢架的建筑，在其中是先做单孤部件被用在天花板上（核心部分除外）。

youdao

The original Renaissance-style building was designed by renowned theatre architect Bertie Crewe in 1911 and was the first steel-framed playhouse in London.

原来的文艺复兴风格的建筑是由著名剧院建筑师伯蒂克鲁在1911设计，这是伦敦第一个钢架剧场。

youdao

The processing portions of the building are constructed of cast-in-place concrete with administrative offices framed in steel.

建筑的加工部分是钢结构的钢筋混凝土框架。

youdao

William Le Baron Jenney, the architect who constructed the world's first iron-and-steel-framed building in the 1880s, set up shop in Chicago, training a crop of architects that pushed the city skyward through internal frames.

BBC: The infamous architecture of Chicago