The ~ at the beginning of a trial or official appointment is the act of making formal promises to fulfil the duties it involves.
N-SING
The ~ at the beginning of a trial or official appointment is the act of making formal promises to fulfil the duties it involves.
N-SING
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012