Learning on 10/17/2025
英語Oct 17, 2025, 2:56:43 AM
  Study time: 6 minute(s) 
  Today's learning: 64 
  Consecutive study days: 474
  Difficult review: 1 
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Oct 17, 2025, 2:56:43 AM
  Study time: 6 minute(s) 
  Today's learning: 64 
  Consecutive study days: 474
  Difficult review: 1