Learning on 10/21/2025
英語Oct 21, 2025, 5:11:55 AM
  Study time: 2 minute(s) 
  Today's learning: 12 
  New: 19 
  Consecutive study days: 1
  Difficult review: 1 
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Oct 21, 2025, 5:11:55 AM
  Study time: 2 minute(s) 
  Today's learning: 12 
  New: 19 
  Consecutive study days: 1
  Difficult review: 1