But they're cultural signaling devices, too.

但它们也是文化信号装置。

If they chose the wrong image, an electric signaling device would make a sound, and the sheep would receive no treat.

如果他们选择的是错误照片，一个电子装置就会发出声响，而绵羊也得不到任何食物奖励。

If it detects a fire, the sensor signals a device up to a mile away.

如果检测到火灾， 传感器会向一英里外的设备发出信号。

And just being clever enough to be accepted on to an MBA from a top institution is a useful signalling device for recruiters.

想要被最优秀的商学院MBA录取，让自己显得足够聪明对招聘人员来说是一个有用的信号。

I mean, would he, in fact, want us to see it as a signalling device to try to force this negotiation or whatever he wants?

事实上，他会希望我们将其视为一种信号装置， 以试图强制进行谈判或他想要的任何东西吗？