不可磨灭

zuò chū bù kě mó miè de gòng xiàn

做出不可磨灭的贡献

have an everlasting contribution

yǒu bù kě mó miè de gōng jì

有不可磨灭的功绩

have indelible merits

kàn dào bù kě mó miè de lì shǐ piān zhāng

看到不可磨灭的历史篇章

see indelible chapter in history

suī rán tā hé nà lǎo rén zhǐ jiàn guò yī miàn dàn què zài tā xīn zhōng liú xia le bù kě mó miè de shēn kè yìn xiàng

虽然他和那老人只见过一面，但却在他心中留下了不可磨灭的深刻印象。

Although he had only met the old man once, he had made an indelible impression on him.

zhàn zhēng gěi shì rén liú xia bù kě mó miè de yìn jì

战争给世人留下不可磨灭的印记。

The war has made an indelible mark on the world.