Learn 3000 essential English words for the CET-4 exam. Set custom study goals and track progress with star ratings. Access offline British and American pronunciations.
by 超 刘★ 5.02 ratingsEducationFreeData updated 2026-09-08
Shanghai Haidi Digital Publishing Technology Co., Ltd.
Look up words with detailed explanations
Reference "Search words, phrases, and idioms across 13 authoritative dictionaries. Access ancient Chinese, poetry, and grammar explanations. Listen to standard pronunciations and view animated stroke orders.
Learn Cantonese with real-life scenarios and interactive lessons. Practice pronunciation with native speakers and audio guides. Access vocabulary lists, grammar exercises, and song lyrics with pinyin and translations.
Learn vocabulary through real-life English sentences, word roots, and prefixes. Access 150,000+ example sentences, 5,000+ phrase pairs, and 2,000+ word roots. Study from Collins dictionary, track exam-focused terms, and review with spaced repetition.
Learn English with interactive textbook reading, pronunciation practice, and vocabulary building. Access audio lessons, animated scenes, and speech evaluations. Practice speaking through themed dialogues and receive feedback.
Evaluates English pronunciation with AI feedback. Users record speech, receive sound analysis, and compare their accent to British or American models. Practice speaking exercises and track progress over time.
Study for the CDL with exam-like questions and access to the full CDL Manual. Track progress, review material, and practice tests to prepare for the exam. Set study goals and receive feedback on performance.
Teaches basic addition and subtraction through interactive games. Includes number recognition and counting exercises. Features age-appropriate challenges for early math skills. Encourages independent learning with playful activities.
Learn vocabulary using with audio pronunciations for American and British . Practice speaking and listening through voice recording and playback. Search terms instantly and customize . Study offline without internet connection.
Learn English with structured lessons covering grammar, vocabulary, and sentence structure. Access audio and video materials for listening practice. Complete exercises and track progress through interactive quizzes and tests.
For the 2025 CNA exam with 600+ questions and smart analytics. Review answers, track progress, and identify weak areas. Access content offline. Set study goals and receive feedback to improve performance.
Learn personal finance through structured courses on budgeting, investing, and wealth building. Access daily financial news summaries and expert lectures. Use practical tools to track expenses and plan long-term goals.
Practice exam-style questions with detailed answer explanations to improve understanding. Track progress with performance analytics. Customize study sessions with focused topic reviews. Export notes and share study materials directly.