我面对着一排旋钮、控制杆和开关。

I was confronted with an array of knobs, levers, and switches.

《柯林斯英汉双解大词典》

帷幕后面经常是什么？ 在这里，并不是一个人简单地拨动开关或控制杆，而是整个软件开发团队。

What's usually behind the curtain, in this case, is not a single man throwing switches and levers, but a whole team of software developers.

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佩戴者凭借一根电磁杆靠近它便可以调节音量或者开关。

The user adjusts volume levels or turns it on or off by holding a small magnetic wand up to it.

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