(~s)
A ~ is one of the ways in which a number of things can be ordered or arranged.
Variation among humans is limited to the possible ~s of our genes.
N-COUNT: usu pl
(~s)
A ~ is one of the ways in which a number of things can be ordered or arranged.
Variation among humans is limited to the possible ~s of our genes.
N-COUNT: usu pl
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012