being so engrossed in go that one loses track of time;being so engrossed in an activity that one loses track of time
from a Chinese legend about a man who watches a game of go for so long that the handle of his axe rots away
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ENLan Ke (爛柯, Làn Kē, or The Rotten Axe Handle in English), is a Chinese legend which has been compared to that of Rip Van Winkle, although it predates it by a...