共通 きょうつうデスクトップ環境 かんきょうだったら
kyōtsūdesukutoppukankyōdattara

Noun
Da Copula

The "-tara" conditional form ("if/when…") of 共通デスクトップ環境

1. If/when a common desktop environment; If it were a common desktop environment

Tara Conditional
Computing