The app presents "The Wealth of Nations" by Adam Smith, a foundational work of classical economics, and "Nineteen Eighty-Four," a political allegory exploring totalitarian control. It covers economic theory and dystopian society.
Shanghai Haidi Digital Publishing Technology Co., Ltd.
Look up words with camera or voice
Look up words using camera, voice, or notification bar. View definitions, pronunciations, and word examples. Explore character structure, stroke order, and English translations. Collect new words and review them for memorization.
Track daily writing sessions with a complete打卡 system to log dates, time, and number of characters practiced. Access a variety of classical and modern calligraphy styles including楷书, 行书, 草书, and 瘦金体.
Nanjing Treasure Island Information Technology Co., Ltd.
Practice exams with AI grading and instant
Access real-time English, political, and math practice materials with detailed explanations. Use AI essay grading aligned with exam standards. Track progress with spaced repetition algorithms. Export notes and PDFs.