metasyntactic variable

短语

词形变化

metasyntactic variables 复数 metasyntactic variables

释义与例句

n.
  1. 1.

    A conventional variable name used for an unspecified entity whose exact nature depends on context.

    计算机 工程 数学

    Use metasyntactic variables like foo and bar when you need a name but the particular name doesn't matter.