殒 ㄩㄣ ˇ yǔn 身 ㄕㄣ shēn 不 ㄅㄨ ˋ bù 恤 ㄒㄩ ˋ xù 殞 ㄩㄣ ˇ yǔn 身 ㄕㄣ shēn 不 ㄅㄨ ˋ bù 恤 ㄒㄩ ˋ xù to die without regrets (idiom); to sacrifice oneself without hesitation