Learning on 10/21/2025
Oct 21, 2025, 5:17:04 AM
  Study time: 50 seconds 
  Today's learning: 10 
  Consecutive study days: 12
  Difficult review: 1 
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Oct 21, 2025, 5:17:04 AM
  Study time: 50 seconds 
  Today's learning: 10 
  Consecutive study days: 12
  Difficult review: 1