keep someone/something at bay
US /kiːp ˈsʌm.wʌn ˈsʌm.θɪŋ æt beɪ/
UK /kiːp ˈsʌm.wʌn ˈsʌm.θɪŋ æt beɪ/

1.
mantener a raya, mantener a distancia
to prevent someone or something from coming too close or causing problems
:
•
The security guards managed to keep the crowd at bay.
Los guardias de seguridad lograron mantener a raya a la multitud.
•
She took medication to keep her allergies at bay.
Tomó medicamentos para mantener a raya sus alergias.