unchallengeable是什么意思 unchallengeable在线中文翻译

unchallengeable 英 [ʌnˈtʃælɪndʒəbl]

unchallengeable 词典解释

1. not open to challenge
   e.g. unchallengeable facts
   e.g. a position of unchallengeable supremacy

unchallengeable [ʌnˈtʃælɪndʒəbl]