Learning on 10/ 8/2025
Oct 7, 2025, 7:59:58 PM
  Study time: 1 minute(s) 
  Today's learning: 9 
  Consecutive study days: 4
  Difficult review: 1 
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Oct 7, 2025, 7:59:58 PM
  Study time: 1 minute(s) 
  Today's learning: 9 
  Consecutive study days: 4
  Difficult review: 1