深奥

shēnào

HSK 7

深奥 — shēnào

  1. profound; abstruse; recondite

    这本书的理论很深奥,不容易理解。 zhè běnshū de lǐlùn hěn shēnào bùróng yì lǐjiě — The theory in this book is very profound and not easy to understand.