5. timer定时器 A feature often built into time bomb定时炸弹 evaluation versions of time-division multiplexing Software that renders the software unusable after a time out( timeout time-out certain period oftime:一种通 timesharing分时技术 常放在测试版的软件中的功 能部件,经过一段是指定的 release 释放;发布时间后,它使该软件就不可 用了 To relinquish control of a block of memory, a device, or another system resource to the operating system放弃一块内存、一台 设备或另一个系统资源控制权,交予操作系统。 To formally make a product available to the marketplace. IErt 将某一产品投放到市场。3 5. timer 定时器 time bomb 定时炸弹 time-division multiplexing 时分多路复用 time out ( timeout time-out ) 超时 timesharing 分时技术 6. release 释放；发布 To relinquish control of a block of memory, a device, or another system resource to the operating system.放弃一块内存、一台 设备或另一个系统资源控制权，交予操作系统。 To formally make a product available to the marketplace.正式 将某一产品投放到市场。 A feature often built into evaluation versions of software that renders the software unusable after a certain period of time.一种通 常放在测试版的软件中的功 能部件，经过一段是指定的 时间后，它使该软件就不可 用了