You need to create a list of options (with a number before or after them), followed by the functionality to accept a number for listening.

需要创建选项的列表（在选项之前或之后加一个编号），还要提供接收所选编号的功能。

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Command options: Commands usually accept options or parameters, which are given in a sequence beginning with a hyphen (-).

命令选项：命令通常接受选项或者参数，这些选项和字符以一个连字号开始，挨次给出。

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With no other options, Ashgabat may very well be forced to accept that.

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Parents can program a third button with up to 20 other speed-dial options, and set the device to only accept calls from those numbers.

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