上下文是简单的变量和表达式所需的函数，将返回一个值，并且赋值给标识，包括在符号表中的。

A context is simply the variables and functions that are needed by the expression to return a value, and are assigned to the identified included inside the Symbol Table.

youdao

上下文是简单的变量和表达式所需的函数，将返回一个值，并且赋值给标识，包括在符号表中的。

A context is simply the variables and functions that are needed by the expression to return a value, and are assigned to the identified included inside the Symbol Table.

youdao