(~s)
If you describe something as a ~ of something, you mean it is one of the separate parts that combine to make that thing.
...molecules that are the ~s of all life on earth.
N-COUNT: usu with supp
(~s)
If you describe something as a ~ of something, you mean it is one of the separate parts that combine to make that thing.
...molecules that are the ~s of all life on earth.
N-COUNT: usu with supp
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012