We execute a member function in much the same way as we do any function: To call a function, we follow the function name by the call operator (the "()" operator).
执行成员函数和执行其他函数相似：要调用函数，可将调用操作符（（））放在函数名之后。
When we use a member function as the right-hand operand of the dot operator, we usually do so to call that function.
通常使用成员函数作为点操作符的右操作数来调用成员函数。
The call operator is a pair of parentheses that encloses a (possibly empty) list of arguments that we pass to the function.
调用操作符是一对圆括号，括住传递给函数的实参列表（可能为空）。
Whenever the compiler sees such an operator, it simply replaces it with the appropriate function call.
无论何时编 译器见到这样一个操作符，它只是用合适的函数调用来替换它。
When we call a member function, we (usually) specify the object on which the function will operate. This syntax uses the dot operator (the ". " operator)
当调用成员函数时，（通常）指定函数要操作的对象。语法是使用点操作符（。）
In this way, the operator of the online commerce site (106) may prioritize server access per service level agreements based on a specific third party application and API function call.
按照这种方式，在线商业站点(106)的运营者可基于具体的第三方应用和API函数调用，逐个服务级别协议地对服务器访问进行优先级设置。
In this way, the operator of the online commerce site (106) may prioritize server access per service level agreements based on a specific third party application and API function call.
按照这种方式，在线商业站点(106)的运营者可基于具体的第三方应用和API函数调用，逐个服务级别协议地对服务器访问进行优先级设置。
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