A live audience is always difficult to impress, perhaps even more so in the age of social distancing.
원문출처 : https://www.cnn.com/2020/09/21/europe/madrid-opera-audience-coronavirus-intl/index.html
원문출처 : https://www.cnn.com/2020/09/21/europe/madrid-opera-audience-coronavirus-intl/index.html