Db2extev (external event handler thread) : The same as SIGUSR2.

db 2 extev(外部事件处理程序线程)：与SIGUSR2相同。

youdao

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。

youdao

You can think of a long-running process as a workflow process; it may wait for an external event to happen, or call upon one or more people to perform a task.

您可以将长时间运行的流程视为工作流流程；它可能会等待外部事件发生，或呼叫一个或多个人员执行任务。

youdao

So what would happen to Zander if some external event were to occur regarding all of Motorola?

FORBES: Magazine Article

The feeling that bad situations are the result of bad luck, difficulty, or an external event more specific can make it more difficult to succeed financially over the long term.

FORBES: Nothing Bad Is My Fault: Toxic Financial Attitudes

Since 2008, price swings of 4 percent or more, largely disconnected from supply and demand fundamentals, have become so common that they no longer signify some external event causing the shift.

FORBES: Spiking Oil Prices: It's The Investors, Stupid