Orthographic, in the sense you need here, is about the way words are spelled — which letters we use, in which order, for a word. Teachers and language people say orthographic knowledge (knowing spellings), orthographic errors (spelling mistakes), the orthographic system of a language.

Orthographic, in the sense you need hereOrthographic在你這裡需要的意思上 is about the way words are spelled講的是字怎麼拼 which letters we use用哪些字母 in which order按什麼順序 for a word來拼一個字 Teachers and language people say老師和語言學的人會說 orthographic knowledge (knowing spellings)orthographic knowledge（知道怎麼拼字） orthographic errors (spelling mistakes)orthographic errors（拼字錯誤） the orthographic system of a language一個語言的orthographic system（拼字系統）

It is a school-and-linguistics word; in ordinary talk we just say spelling. The tidy idea is “correct writing of words,” though actually English spelling is often not tidy at all, and this word still names that system, mess and all.

It is a school-and-linguistics word這是個學校和語言學裡用的字 in ordinary talk we just say spelling日常說話我們就只說spelling The tidy idea is整整齊齊的說法是 "correct writing of words,"「字的正確寫法」 though actually English spelling is often not tidy at all不過其實英文拼字常常一點都不整齊 and this word still names that system而這個字仍然是在指那整套系統 mess and all亂七八糟的部分也算在內

There is another, more technical use in drawing and maths: an orthographic view is a flat, straight-on picture with no vanishing point. That is a different job for the same word; here the filing is the spelling one.

There is another, more technical use還有另一個更技術性的用法 in drawing and maths用在繪圖和數學裡 an orthographic view isorthographic view是指 a flat, straight-on picture一種平面的、正對著看的圖 with no vanishing point沒有消失點 That is a different job for the same word那是同一個字的另一份工作 here the filing is the spelling one這裡我們歸的是拼字這一個意思

The related noun for the spelling system is orthography.

The related noun for the spelling system指拼字系統的相關名詞 is orthography是orthography