jiào yòng > shēn 'ào
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yīngwénjièshì
  1. n.:  depth,  impenetrability,  profundity,  recondite,  be difficult to understand,  profoundly
  2. adj.:  abstruse,  esoteric,  profound
fǎwénjièshì
  1. adj.  profond, mystérieux
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