This is a nice feature for limiting what programs users can or cannot access on the computer.
这是一个很棒的方法，可以限制用户哪些计算机程序可用而哪些不可以。
Apple likes to maintain tight control over what programs can appear on the iPhone - a task that just became a little bit harder.
苹果对iPhone上能够安装的程序有严密的控制—这是一个变得越来越艰难的任务。
Apple likes to maintain tight control over what programs can appear on the iPhone - a task that just became a little bit harder.
苹果对iPhone上能够安装的程序有严密的控制—这是一个变得越来越艰难的任务。
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