Some can be "led by the nose" -when an operator moves the arm of a robot around to show it what to do.
它们可以被“牵着鼻子走”，一个操作者能够手把手的向机器人演示该如何做。
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When they'd show the working code to Jobs, he'd lean forward, his nose to the screen, and examine them closely, moving from the demo to the prototype and back again.
Researchers have used ultraprecise clocks to show that time flies faster for your nose than for your navel—an effect predicted by the famed physicist's theory of relativity.