steadfastKK [ˋstɛdˏfæst] /ˈstɛdˌfæst/發音形容詞1堅定的、堅定不移的正式She remained steadfast in her belief that the truth would come out.她始終堅信真相終會水落石出。2忠貞的、忠實的He was a steadfast friend through the hardest years of my life.在我人生最艱難的那幾年,他是個忠實的朋友。3不動搖的、定定的Her steadfast gaze never left the door.她的目光定定地盯著門口,沒有移開。