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Academic Blue Book is an offline academic-English dictionary organized by sense rather than by spelling, so you can use each expression precisely in academic reading and writing. The interface is available in English and Chinese; entry explanations are written in Simplified Chinese. It covers 2,114 academic senses across three levels: - Foundation — the most common expressions for research, evidence, comparison and structure - Intermediate — research design, reasoning, precision and source control - Advanced — synthesis, scope and calibrated evidence Every sense includes: - The academic meaning and where it stops applying - Two original teaching examples with translations and usage notes - Collocations, grammar patterns, comparisons with near-synonyms, and common mistakes - Phrases, word forms and links to related senses Search by English word, phrase or Chinese meaning. Different senses of the same spelling are kept apart and one tap away. Words and examples can be read aloud on device in an American or British voice. When you want to review, save senses to Favorites or open any level: - Browse a whole book and mark what you know - Spaced review with an adjustable number of new words per day - 20-question quizzes; missed items return to review No account, no ads, no analytics, no tracking. Your progress stays on this device and can be exported as a backup at any time.
Seen on appstore · last checked 2026-10-27.
The teardown — how it actually charges, which mechanism was found, and the seam worth taking — is in the daily letter. This page carries the record and the signals so search engines and link previews have something real to read; the judgement stays with the readers who asked for it.
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