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

1.
控制住, 使不靠近
to prevent someone or something from coming too close or causing problems
:
•
The security guards managed to keep the crowd at bay.
保安人员设法控制住人群。
•
She took medication to keep her allergies at bay.
她服药以控制住过敏。