英语词汇“proscenium arch”是什么意思，“proscenium arch”的读音、用法及例句翻译-烛光网

词汇	proscenium arch
释义	proscenium archn.（名词） In theatrical design, the arch that frames a stage, separating it from the auditorium.舞台口：在戏院设计中，构成舞台框架并将其与观众席分开的拱门.
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