To be determined to sacrifice one's life; to pledge one's life for a cause; to be ready to lay down one's life without yielding.
面对重重困难，他矢志捐躯，誓不退缩，最终完成了这项艰巨的任务。
Facing numerous difficulties, he was determined to lay down his life, vowing never to retreat, and ultimately completed the arduous task.
Era:
Early Modern
Frequency:
Next Idiom