Finding and hiring a team of Objective-C developers is costly and not very practical, unless you plan to focus entirely on iPhone application development.
寻找和雇佣一个Objective - C语言的开发团队代价是很高的且不实际。除非你计划完全集中在iPhone的应用开发上。
The Bourne shell is easier to use and understand than the C shell, but it is less practical for the complex script programming that you might want to achieve within the shell programming environment.
Bourne Shell 比 C Shell 更容易使用和理解，但是对于您可能希望在 Shell 编程环境中实现的复杂脚本编程，它可能就不太实用了。
This is a C language function of the mouse, simple and practical.
这是个用C 语言编写的鼠标的函数，简单实用。
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