需要一个能够处理声音输入的系统，虽然能够生成离散音调事件的任何声源都可以满足要求，但最好还是选用功能齐全的麦克风。
You'll need a system with the capability of processing sound input, preferably from an integrated microphone, although any sound source capable of producing discrete tonal events will suffice.
这就是Twitter所具备的了：任何的声音都可以极快地到达我们的大脑，激发起对应的深度感觉情绪。
This is where Twitter comes in: Any so-called painful Tweets may literally arrive and disappear too fast for our brain to register the appropriate deep-felt emotion.
耸肩、叹气或者其他任何具有表达意味的声音都可以作为引语跟随其后。
A shrug, a sigh, or any of a number of expressive sounds as well as speech can follow it.
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