unswerving
adjective uk/ʌnˈswɜː.vɪŋ/ us/ʌnˈswɝː.vɪŋ/
(信任或信仰)坚定的,不懈的,始终如一的
If someone's trust or belief is unswerving, it is always strong and never becomes weaker.
unswerving loyalty/devotion/support/faith 始终如一的忠诚/奉献/支持/信念
Synonym: staunch