unshakeable

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++un·shake·a·ble, unshakable /ʌnˈʃeɪkəbəl/ adjective  BELIEVEan unshakeable faith, belief etc is very strong and cannot be changed or destroyed 〔信仰、信念等〕不可动摇的，坚定不移的

Examples from the Corpus

unshakeable• Most people believe what they are told most often, and the myth has become unshakeable.• This was a principle based on unshakeable authority.• They both have an unshakeable confidence in the rightness of their own opinions.• It filled his enemies with terror and his own troops with unshakeable faith and unquenchable blood lust.• She'd paid bitterly and dearly for her unshakeable loyalty.• Only Lewis, unshakeable symbol of dependability, stays his old self.• That can only happen properly if the fundamental, unshakeable understanding of Engineering is soundly built.

un·shake·a·ble adjectiveChineseSyllable  

belief cannot etc is Corpus an and faith, be unshakeable strong very

unshakeable
un‧shake‧a‧ble , unshakable /ʌnˈʃeɪkəbəl/ adjective
an unshakeable faith, belief etc is very strong and cannot be changed or destroyed