(~s)
A ~ is a machine with a large revolving container into which builders put cement, sand, and water in order to make concrete.
N-COUNT
(~s)
A ~ is a machine with a large revolving container into which builders put cement, sand, and water in order to make concrete.
N-COUNT
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012