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英単語 DuolingoJan 11, 2026, 5:57:42 PM
Study time: 33 seconds
New: 2
Consecutive study days: 67
Difficult review: 1
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Jan 11, 2026, 5:57:42 PM
Study time: 33 seconds
New: 2
Consecutive study days: 67
Difficult review: 1