Similarly, children tend to treat robots as if they are fellow beings, even when they display only simple social signals.

同样，孩子们倾向于把机器人当作同胞，即使它们只表现出简单的社交信号。

And you have the discreet Fourier transform of this really simple signal.

你可以对这个非常简单的信号进行离散傅里叶变换。

And older telescopes can detect only strong, simple signals of the sort emitted by small molecules like carbon monoxide and hydrogen cyanide, which have two and three atoms respectively.

并且老望远镜只能探测到一氧化碳（双原子）、氢氰化物（三原子）等小分子释放出的强的，简单的信号。