a title or set of instructions written in a book, an exam paper, etc. （书本或试卷等上的）标题，提示，说明 Word Originlate Middle English rubrish (originally referring to a heading, section of text, etc. written in red for distinctiveness), from Old French rubriche, from Latin rubrica (terra) ‘red (earth or ochre as writing material)’, from the base of rubeus ‘red’; the later spelling is influenced by the Latin form.