radical sign
根号
radical symbol
/suto3/google.iconradical sign
/suto3/Google画像検索.iconradical sign
/suto3/Google定義検索.icon radical sign
/suto3/wikipedia.iconradical sign
/suto3/weblio.icon radical sign
/suto3/kotobank.icon radical sign
/suto3/jisho.icon radical sign