Bopomofo: A 37-Symbol Reference Lumi Apps - iOS App Guide Bopomofo (Zhuyin) Mandarin phonetic symbols Traditional Chinese literacy support A free, text-first EPUB 3.3 reference for all 37 Bopomofo symbols, with Pinyin, broad IPA, examples and open OPDS catalogs. It is a text-only supporting document for beginner reference and guided instruction. Text-only symbol reference; no audio, pronunciation scoring, diagnostic assessment, school-readiness judgement, formal standards alignment or complete Chinese course. Lumi Apps - iOS App Guide 2026-07-11 2026-07-11T10:45:50Z Text LearningResource application/epub+zip https://alice51849.github.io/ios-app-guide/data/packages/zhuyin-bopomofo-epub/bopomofo-37-symbol-reference-en.epub LUMI-ZHUYIN-EPUB-EN-2026 urn:sha256:be0b7cdcc34875930343c41c230fc105f00944e1736d658d9d8de0b67b54cff9 en https://alice51849.github.io/ios-app-guide/data/packages/zhuyin-bopomofo-epub/bopomofo-37-symbol-reference-zh-hant.epub https://alice51849.github.io/ios-app-guide/data/zhuyin-bopomofo-epub-reference.html https://alice51849.github.io/ios-app-guide/data/packages/zhuyin-bopomofo-epub/metadata.jsonld https://creativecommons.org/licenses/by/4.0/ Creative Commons Attribution 4.0 International