The oltpqc code expects a positional parameter on the command line for the alarm threshold.

oltpqc 代码需要从命令行中提供一个位置参数，用于表示警报阈值。

youdao

Since this program can only display messages or run commands, it refuses to create an alarm that has neither a message nor a command.

因为此程序只能显示消息或运行命令，所以它拒绝创建既不是消息也不是命令的警报。

youdao

With that in mind, it would be nice to be able to create arbitrary alarm events from a command-line program, which would execute programs or display messages.

考虑到这一点，从命令行程序创建任意警报事件会更好，这些事件将执行程序或显示消息。

youdao

Chilton, who heads U.S. Strategic Command, has been sounding the alarm, as has Defense Secretary Robert Gates.

WSJ: Gen. Kevin Chilton: Sounding the Nuclear Alarm

It also has voice command functions that let users schedule an alarm or adjust volume by speaking to their device.

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