Chinese

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quiet, calm, tranquil, peaceful
to not know; to have no idea of; to be ignorant of
to not know; to have no idea of; to be ignorant of; to wonder if
 
shame; disgrace
trad. (恬不知恥) 不知
simp. (恬不知耻) 不知

Pronunciation

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Idiom

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恬不知恥

  1. to have no sense of shame