proscenium arch舞台: stage; arena口: mouth舞台口包厢: proscenium box; stage box舞台口边框: architrave of proscenium舞台台口: proscenium open下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:舞台口,即可在微信中查询翻译