WordHub - 词汇学习助手
Extension Actions
浏览器翻译插件：划词翻译/查词（Alt+D），释义、发音、词频；背单词扩展，生词本+间隔重复复习。
WordHub is your AI-powered vocabulary learning companion for mastering English while browsing the web.
🎯 How It Works Hover over any word → Press Alt+D → Get instant definitions, pronunciation (IPA), frequency data, and more.
🌟 Key Features
📖 Smart Word Lookup
Definitions from WordNet (world's largest English lexical database)
Word frequency from SUBTLEX-US (51M word corpus)
Etymology trees and word family connections
🤖 AI-Powered Learning
AI Explanations – Get context-aware insights for any word
Paragraph Translation – Hover over paragraphs to translate into your language with natural, fluent AI translation
Quick Prompts – Ask AI about usage, synonyms, memory aids
📤 Share & Preview
Create beautiful word cards to share on social media
Export vocabulary as images or text
💾 Build Your Vocabulary
One-click save to personal collection
Track progress with frequency-based stats
Review with spaced repetition
🔒 Privacy First
No account required • All data stays on your device • Open source
⌨️ Shortcuts
Alt+D: Look up word | Esc: Close
📱 Perfect For ESL/EFL learners • GRE/SAT/TOEFL prep • Avid readers • Writers • Word lovers
🔗 Sync with WordHub.top Connect to wordhub.top for cross-device sync and advanced AI learning paths.