авансцена betyder på engelska

forestage [forestages]▼(the part of a theatre stage in front of the closed curtain)
noun
[UK: fˈɒrɪstˌeɪdʒ] [US: fˈɔːrɪstˌeɪdʒ]

proscenium [proscenia]▼(modern theatre: stage area between the curtain and the orchestra)
noun
[UK: prə.ˈsiː.nɪəm] [US: prə.ˈsiː.nɪəm]