indetermined การใช้

Streets were unusable and railway operation was suspended, leaving Hamburg unsupplied for an indetermined period of time.
Ukrainian officials claimed that there was an indetermined number of victims, while the separatists reported that the town was actually shelled by Ukrainian troops, and three civilians were killed.
Or the group of possible spouses for the women in ego's group is " indetermined and always open ", to the exclusion, however, of certain kin-people ( nuclear family, aunts, uncles . . . ), as in the Western world.