П-685

БЕЛОЕ ПЯТНО NP often pi fixed WO

1. often - на карте, на земле an unmapped or unexplored territory

blank

blank spot (on the map) uncharted area.

Казалось бы, наша планета исследована вдоль и поперёк, и всё же на её карте ещё есть белые пятна. It would seem that our planet has been studied inside out, and yet there are still uncharted areas on the map.

2. - (в чём) an unexplored problem, undecided question

blank

unsolved problem gap in one's knowledge (of sth.).

Несмотря на большие успехи, достигнутые в последние годы, в вирусологии пока есть белые пятна. Despite great advances made over the past few years, there are still blanks in the field of virology.