generic functions meaning in English

为迭代器编写泛型函数

Discusses generic functions , a function that is declared with type parameters
讨论泛型函数，它是用类型参数声明的函数。
But , making various services available on the network to perform generic function such as payment and transaction control through a web service interface is not enough to be of immediate use to the gaming industry
但是，在网络上使用各种服务，以通过web服务接口来执行一般性的功能如付款和事务控制，对于游戏业来说，还难以立即实行。