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

1.
in Schach halten, fernhalten
to prevent someone or something from coming too close or causing problems
:
•
The security guards managed to keep the crowd at bay.
Die Sicherheitskräfte schafften es, die Menge in Schach zu halten.
•
She took medication to keep her allergies at bay.
Sie nahm Medikamente, um ihre Allergien in Schach zu halten.