1.
A sound that is ~ is deep.
With a ~ rumbling noise, the propeller began to rotate.
ADJ
2.
A voice that is ~ is very soft and quiet.
He kept his voice ~ in case someone was listening.
ADJ
1.
A sound that is ~ is deep.
With a ~ rumbling noise, the propeller began to rotate.
ADJ
2.
A voice that is ~ is very soft and quiet.
He kept his voice ~ in case someone was listening.
ADJ
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012