基本解释[经济学]符号常数名英汉例句双语例句A symbolic constant is a constant that is represented by a name, just as a variable is represented.符号常量是一个用名字表示的常量，正如一个变量所表示的。xcf-007.blog.163.comsymbolic constant name更多例句专业释义经济学符号常数名