To steadfastly adhere to a commitment, promise, or principle, refusing to waver or change.
即使面对重重困难，他依然坚守不渝地完成了自己的梦想。
Even when faced with numerous difficulties, he steadfastly pursued his dream without changing his resolve.
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To steadfastly adhere to a commitment, promise, or principle, refusing to waver or change.