unexcelled

unexcelled [ʌnɪk'seld]  [ˌʌnɪk'seld] 

unexcelled 基本解释
未被胜过的,无法改善的,极好的;
unexcelled 英英释义

adj

1. not capable of being improved on

    Synonym: unexceeded unsurpassed