不相干的

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

人群中的发问者们问了些的问题，只是为了难住发言人。

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

个驱器的自交换设备，这是的 (个设备文件的索引为 1)。