造ぞう詣けいが深ふかい

expression, i-adjective

well-versed in; profoundly knowledgeable about

Fixed expression used with に to indicate deep expertise or extensive knowledge in a field. Often appears as ～に造詣が深い.

• 彼かれは日本にほん文ぶん学がくに造ぞう詣けいが深ふかい。