single inheritance
単一継承
inheritance
multiple inheritance
/suto3/google.iconsingle inheritance
/suto3/Google画像検索.iconsingle inheritance
/suto3/Google定義検索.icon single inheritance
/suto3/wikipedia.iconsingle inheritance
/suto3/weblio.icon single inheritance
/suto3/kotobank.icon single inheritance
/suto3/jisho.icon single inheritance