specialization
特殊化、特化
specialist
/suto3/google.iconspecialization
/suto3/Google画像検索.iconspecialization
/suto3/Google定義検索.icon specialization
/suto3/wikipedia.iconspecialization
/suto3/weblio.icon specialization
/suto3/kotobank.icon specialization
/suto3/jisho.icon specialization