FAQs About the word twofold

двойной

having more than one decidedly dissimilar aspects or qualities, twice as great or many, by a factor of two

двойной

один,неспаренный

twofer => два за один, two-faced => Двуличный, two-eyed violet => фиалка двуцветковая, two-dimensionality => двумерность, two-dimensional figure => Двумерная фигура,