"We took those three and enhanced them for the iPhone, but there's a brand new tool: the iPhone Simulator. It runs on a Mac and simulates the entire API stack on your computer."

　　“我们将提供这三个工具。但除了这些之外，还有一个全新的工具：iPhone模拟器。它在Mac和PC上可以完整的模拟整个iPhone的API及操作系统环境?！?/P>

　　10:34AM - "So, we have a fantastic set of tools in addition to an amazing set of frameworks." demo time. iPhone Simulator gets going -- looks identical to using an iPhone. Tiny bit creepy, actually.

　　10:34AM - “除了这超强的架构外，我们还有很多强大的工具  ” 开始示范了iPhone模拟器。看起来跟实际中的iPhone一模一样。

　　10:35AM - Showing Safari in the Simulator, now he's about to build a quick Hello World! app.

　　10:35AM - 演示在模拟器上运行Safari。并且迅速的写出一个Hellow World！应用软件。

　　10:37AM - Just threw that app together and ran it on the Simulator; "It's just as easy to build and run it live on an iPhone!"

　　10:37AM - 只要将程序放入iPhone模拟器就可以进行测试，“就如同是在真正的iPhone上安装和运行一样简单...”