到了20世纪20年代，随着大众舞蹈运动的出现，人们聚在一起听钢棒吉他乐。

By the 1920s, with the advent of the public dance movement, people were gathering in large groups to listen to steel guitar music.

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另一个原因是加工食品的增多，并且，由于19世纪末钢滚轮面粉厂的出现，为这类加工食品的大批量生产提供了条件。

Another factor was the rise of processed foods and, with the invention of the steel roller mill in the late 19th century, the possibility of mass-marketing those foods.

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门厅的票房以不锈钢、绿大理石、青铜和银铜合金制成，配有装饰格子，是20世纪早期设计风格的绚烂结晶。

The foyer box-office, for instance, is a gorgeous piece of early 20th-century design in stainless steel, green marble, bronze and silver bronze with ornamental grilles.

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