The other major showcase was the iOS operating system with its multi tasking and support for the iAds platform.
其他主要特色还包括iOS操作系统，iOS有多任务处理功能并搭载iAds平台。
They compare this situation to the time when developers had to seemingly write operating system level code to handle "multi-tasking" or "virtual memory management".
他们将这种情形比作开发者似乎不得不要书写操作系统级别代码来处理“多任务”或“虚拟内存管理”的时代。
When complete, the operating system will be in multi-user mode.
启动完成时，操作系统将处于多用户模式。
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