Learning on 10/13/2025
英語Oct 13, 2025, 3:36:21 AM
  Study time: 3 minute(s) 
  Today's learning: 23 
  Consecutive study days: 470
  Difficult review: 1 
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Oct 13, 2025, 3:36:21 AM
  Study time: 3 minute(s) 
  Today's learning: 23 
  Consecutive study days: 470
  Difficult review: 1