不相干的

Hecklers in the crowd asked irrelevant questions for the sole purpose of vexing the speaker.

人群中者们了些不相干题，只是为了难住言人。

For a one-drive autochanger, this is irrelevant (one device file would have the index 1).

对于一个驱器自交换设备，这是不相干 (一个设备文件索引为 1)。