notational system 符号系统 ; 记数法
base sixteen notational system 十六进位制记数法
base eight notational system 八进制记数制
The notational PHP application probably includes a module that lets system administrators create, edit, and delete users.
注释(notational) PHP应用程序可能包括让系统管理员创建、编辑和删除用户的模块。
The earliest medieval music did not have any kind of notational system. The tunes were primarily monophonic and transmitted by oral tradition.
中世纪早期并没有多种记谱法体系，音乐作品主要是单声部的，并依靠口头传播。
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