In traditional application development, you can put all of your logic for what this action should do right in the event handler, but with Ajax it's not that easy.
在传统的应用程序开发中，您可以把所有的逻辑(这一操作应该做什么)都放在事件处理程序上，但是有了Ajax，似乎就不是那么容易了。
GWT also does a good job of abstracting away some of the low-level aspects of Ajax application development, such as cross-browser incompatibilities, the DOM event model, and making Ajax calls.
对于将Ajax应用程序开发的一些低层方面(如跨浏览器的不兼容、DOM事件模型和进行Ajax调用)抽象出来，GWT做得很好。
An asynchronous event-driven network application framework and tools for rapid development of maintainable high performance and high scalability protocol servers and clients.
一款异步的事件驱动的网络应用框架和工具，用于快速开发可维护的高性能、高扩展性协议服务器和客户端。
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