Chinese

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to not understand; to not be clear; to not be known
to not understand; to not be clear; to not be known; to be unknown
 
therefore; so; consequently
trad. (不明所以) 不明 所以
simp. #(不明所以) 不明 所以

Pronunciation

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Idiom

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不明所以

  1. to not understand the reason why