我们的大脑中存在一种产生笑这种声音的模式发生器。

There's a pattern generator in our brain that produces this sound.

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信号发生器可输出所需S模式信号。

The generator can output the required signal of the Mode S data link.

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信号发生器可输出所需S模式信号。

The generator can output the required signal of the Mode S data link.

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