orthography

中文： 正写法、拼字、拼写法、正字法

1. A method of representing a language or the sounds of language by written symbols; spelling. (countable)
2. A set of conventions for writing a language, including norms of spelling, capitalization, emphasis, hyphenation, punctuation, and word breaks. (countable)
3. The aspect of language study concerned with letters and their sequences in words; the study of spelling. (uncountable)
4. Correct spelling according to established usage; also (obsolete) pronunciation according to the spelling of a word. (uncountable)
5. A form of projection used to represent three-dimensional objects in two dimensions, in which all the projection lines are orthogonal or perpendicular to the projection plane; an orthographic projection, especially when used to draw an elevation, vertical projection, etc., of a building; also (obsolete) a drawing made in this way. (countable)

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