If there is an ~ of people from a place, a lot of people leave that place at the same time.
The medical system is facing collapse because of an ~ of doctors.
N-SING: oft N of n
If there is an ~ of people from a place, a lot of people leave that place at the same time.
The medical system is facing collapse because of an ~ of doctors.
N-SING: oft N of n
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012