Read English books with smart AI assistance. Tap words for instant definitions and explanations, or get AI insights on entire sentences. Supports imported books and a built-in catalog, with progress syncing across devices.
火车单词 by 颢罡 金






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Read English books with smart AI assistance. Tap words for instant definitions and explanations, or get AI insights on entire sentences. Supports imported books and a built-in catalog, with progress syncing across devices.