adj.坚定的，不动摇的

She is a steadfast friend who always stands by your side through thick and thin.
她是一个坚定不移的朋友，无论顺境逆境都会始终站在你身边。
The captain's steadfast leadership inspired confidence in the crew.
船长坚定的领导力激发了船员的信心。
Despite the hardships, he remained steadfast in his commitment to the cause.
尽管面临困难，他仍坚守对事业的承诺。
Her steadfast determination helped her overcome every obstacle.
她坚定的决心帮助她克服了每一个障碍。
The steadfast dog refused to leave its owner's side even during the storm.
那只忠诚的狗即使在暴风雨中也坚决不离开主人。
His steadfast belief in his own abilities led him to succeed in business.
他对自身能力的坚定信念使他在商业上取得了成功。
The scientist was steadfast in their pursuit of knowledge, refusing to accept anything less than the truth.
这位科学家在追求知识上毫不动摇，只接受真相。
The athlete maintained a steadfast focus on their training, ignoring distractions.
这名运动员坚持专注于训练，不受任何干扰。
The government's steadfast refusal to negotiate with terrorists shows their commitment to justice.
政府坚决拒绝与恐怖分子谈判，显示了他们对正义的承诺。
In times of adversity, a person's steadfast character shines through.
在逆境中，一个人坚定不移的性格显露无疑。