Word Network: 専門的だ

Specialized; expert; relating to a particular area of knowledge.

Specialized field; a particular area of expertise or study.

Refers to a specialty, major, or a specific field of expertise. It describes a subject that someone focuses on deeply in their studies or professional career.

To have extensive, deep, and detailed knowledge about a particular subject or field. It implies being an expert or very well-versed.

Specialist; a person highly skilled in a particular field.