不懈怠

这位年过古稀的老匠人一生痴心于古建筑木雕艺术的传承，精雕细琢从不懈怠。

zhè wèi nián guò gǔ xī de lǎo jiàng rén yī shēng chī xīn yú gǔ jiàn zhù mù diāo yì shù de chuán chéng, jīng diāo xì zuó cóng bù xiè dài.

This old craftsman, who is over seventy years old, has been obsessed with inheriting the art of wood carving in ancient buildings all his life, and he never slackens off in his meticulous craftsmanship.