(~s)
The ~ of a microscope or telescope is the piece of glass at one end, where you put your eye in order to look through the instrument.
N-COUNT
(~s)
The ~ of a microscope or telescope is the piece of glass at one end, where you put your eye in order to look through the instrument.
N-COUNT
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012