cudgel your brains
成語所屬單字brain
cudgel your brains — 慣用語
1. To think very hard in order to remember or understand something.
1.慣用語
釋義
絞盡腦汁
To think very hard in order to remember or understand something.
例句
Sara cudgeled her brains to recall the password.
He cudgeled his brains but couldn't remember the address.