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户枢不蠹
戶樞不蠹
hùshūbùdù
1. lit. a door hinge never becomes worm-eaten
2. constant activity prevents decay (idiom)

Character Breakdown

户
hù
door; family
HSK 4 4 丶
枢
shū
door hinge; pivot; center of power
8 丶
不
bù
no, not, un-; negative prefix
HSK 1 4 丶
蠹
dù
moth, bookworm; moth-eaten, worm-eaten
24 丶

Compound Words (1)

流水不腐，户枢不蠹
liúshuǐbùfǔ,hùshūbùdù
Flowing water does not rot, nor a door-hinge rust (idiom)

Metadata

Category
Chinese