说明：  Flex 是一个提供开发设计和运行支持的架构，它可以使开发人员创建利用Adobe® Flash® Player 9 作为前台的“富客户端互联网应用程序/rich Internet applications/RIA”，以满 足用户更为直观和极具交互性的在线体验。这是FLEX的中文帮助文档
(Flex is a development of the design and operation to provide support for the framework, it enables developers to create the use of Adobe ? Flash ? Player 9 as the front of the rich Internet application client/rich Internet applications/RIA , in order to meet the user a more intuitive and highly interactive online experience. This is the Chinese to help document FLEX)