un·yield·ing
adjective/ʌnˈjiːldɪŋ/
/ʌnˈjiːldɪŋ/
(formal)- if a person is unyielding, they are not easily influenced and they are unlikely to change their mind
坚定的；顽强不屈的；固执的 - an unyielding substance or object does not bend or break when pressure is put on it
不弯曲的；坚固的