榫

sǔn

tenon

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tenon

【机】 tenon

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tenon

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sǔn

n. tenon, mortise

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sun3

mortise and tenon (slot and tab forming a carpenter's joint)

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榫

sǔn

名

（榫头） tenon

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榫|榫 [sǔn] ► mortise and tenon (slot and tab forming a carpenter's joint)