艰深晦涩 Traditional 艱深晦澀 jiān shēn huì sè 🔊 abstruse and unfathomable (idiom) + Keep this word Meanings jiān shēn huì sè 艱深晦澀 abstruse and unfathomable (idiom) Its characters 艰jiāndifficult深shēndeepHSK 4晦huìlast day of a lunar month涩sèastringent