data abstraction
データ抽象化
abstraction
abstract data type
/suto3/google.icondata abstraction
/suto3/Google画像検索.icondata abstraction
/suto3/Google定義検索.icon data abstraction
/suto3/wikipedia.icondata abstraction
/suto3/weblio.icon data abstraction
/suto3/kotobank.icon data abstraction
/suto3/jisho.icon data abstraction