rhs从lhs 7-9%29乘以它的论点 10-12%分29lhs通过rhs 参数 [表格] 返回值 1-3%29complex<T>(lhs)+=rhs 4-6%29complex<T>(lhs)-=
以下函数提高薪水: raise(Eno,Raise)->F=fun()->[E]=mnesia:read(employee,Eno,write),Salary=E#employee.salary+Raise