(~s)
A ~ is a rod in an engine and works to change circular motion into motion up and down or from side to side.
N-COUNT
(~s)
A ~ is a rod in an engine and works to change circular motion into motion up and down or from side to side.
N-COUNT
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012