If no one is there to respond to the console selection prompt on boot, then after some period of time the system will continue booting without a console.
如果在引导时没人响应控制台选择提示，那么经过一段时间之后，系统会继续引导，但是没有控制台。
Short deterministic response latencies mean that the embedded system can determine the time it will take to respond to an external event.
短暂的确定性响应时间是指嵌入式系统可以确定它对外部事件作出响应的时间。
A geographically distributed, financial trading desk is an excellent example of a system that has to respond to global user interaction in real time.
在地理上分布的金融交易系统就是这样的系统，能够实时地对全球的用户交互做出响应。
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