notation

• 表示用符号或记号来代表数字、数量、音符或其他专门信息的体系；也指简短的书面笔记或注释。

A noun referring to a system of symbols or marks used to represent numbers, quantities, musical notes, or other specialized information, or a brief written note or comment.

1. B2formal

   A technical system of symbols used to represent special things, such as numbers, musical notes, or chemical elements.

   记号系统

   • Musical notation uses notes and rests to represent sounds.
   • Mathematical notation includes symbols like +, -, and √.
   • Chemical notation represents elements with letters like H for hydrogen.

   同义词alphabetcodescriptsymbolism

2. Comment or instructionB2formal

   A brief written remark or instruction, often added to a text or document.

   注释

   • The editor added a notation in the margin of the manuscript.
   • His notation on the report clarified the data.
   • She made a notation to remind herself of the deadline.

   同义词annotationcommentglossnoteobservationremarkscholium

3. Representation activityB2formal

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

   表示法

   • The notation of dance steps helps choreographers record routines.
   • Scientific notation simplifies writing very large or small numbers.
   • The notation of chess moves uses letters and numbers for each square.

   同义词codingrecordingrepresentationsymbolizationtranscription