其中

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其中

1. in; among (which, them, etc.); therein

   不知其中奧妙／不知其中奥妙  ―  bùzhī qízhōng àomiào  ―  to be ignorant of the marvels therein

   • 飯疏食，飮水，曲肱而枕之，樂亦在其中矣。 [Classical Chinese, trad.]
     饭疏食，飮水，曲肱而枕之，乐亦在其中矣。 [Classical Chinese, simp.]

     From: The Analects of Confucius, c. 475 – 221 BCE

     Fàn shū shí, yǐn shuǐ, qū gōng ér zhěn zhī, yuè yì zài qízhōng yǐ. [Pinyin]

     (please add an English translation of this usage example)