能量库 vs BE850 Ogden's Basic English

能量库的功能： 1.各类外语类视频课程学习，学英语、学德语、学法语、学日语、学俄语、学韩语、学西班牙语； 2.各类管理类视频课程学习，学生产管理、学质量管理、学设备管理、学时间管理等； 3.各类小初高及大学阶段视频课程学习，语文、数学、生物、化学、小学英语、初中英语、高中英语、考研英语、新概念英语、物理、国学、信息技术、历史、地理、科学等各阶段同步课程和培优复习辅导课程； 4.各类艺术类视频课程学习，学画画（包括素描、少儿创意画、工笔画、水彩画、水墨国画、彩铅画、速写画、漫画、油画、等等）、学笛子、学吹箫、学陶埙、学陶笛、学古筝、学二胡、学琵琶、学钢琴、学唱歌、等等； 5.各类国学视频课程：三字经、笠翁对韵、大学、论语、中庸等等 6.各类电脑类视频课程学习，学PS、学c++、学电子画、学java、学前端课程、学后端课程等

Say everything with just 850 words — that was the vision of linguist C.K. Ogden when he created Basic English in 1930. BE850 turns these 850 carefully selected core words into an elegant digital study handbook. Perfect for English beginners, young learners, ESL/EFL students, teachers, and anyone curious about the Basic English system. Five Clear Categories • Operations (100): verbs, prepositions, conjunctions • General Things (400): abstract nouns • Picturable Things (200): concrete, visible objects • Qualities (100): common adjectives • Opposites (50): paired antonym adjectives Bilingual Definitions Each word includes a Chinese definition, English explanation, example sentence, and Chinese translation of the example. UK & US Pronunciation Switch between British and American English speech. Tap to hear any word, definition, or example sentence read aloud. IPA Phonetics Both UK and US IPA transcriptions are shown for every word. Flashcard Practice Full-screen card mode: see the word on the front, tap to reveal the meaning. Filter by category, shuffle order, enable auto-speak. Swipe to mark words as "Got it" or "Review". Progress Tracking See your viewed, remembered, and review counts at a glance. Synonym Expansion Each word comes with 2–3 synonyms to broaden your vocabulary network. Simplified / Traditional Chinese Toggle between Simplified and Traditional Chinese display with one tap. Bilingual Interface Switch the app UI between Chinese and English at any time. Fully Offline All data is built into the app. No internet required, no ads, no sign-up. Learn anytime, anywhere — on your commute, in class, or on the go. --- Based on Charles Kay Ogden's Basic English (1930). The word list is in the public domain; definitions and examples are original.