T 8e213e2c4b AI 工具

Spanish learning with real news, and curated stories—perfect for intermediate learners seeking authentic content.

Fast, kid-friendly quiz games with fresh AI-made question banks for every topic, grade, and level.

AI论文神器，精准溯源写作+零幻觉阅读、深度融合Semantic Scholar/PubMed/arXiv及中文学术库，实现文献结构化导读、多篇论文溯源对比、PDF定位防幻觉，支持中英双语写作和20+引用格式。全文翻译对照，万字长文100%真实文献引用。