名词

1. (音乐、数学等的)标记系统，成套符号
A system of notation is a set of written symbols that are used to represent something such as music or mathematics.

1. the activity of representing something by a special system of marks or characters

2. a comment or instruction (usually added)

e.g. his notes were appended at the end of the article
he added a short notation to the address on the envelope

Synonym: noteannotation

3. a technical system of symbols used to represent special things

Synonym: notational system