一个12拍的动作可以看成相当于一秒钟敲两下。

A 12 beat action would be equivalent of 2 taps per second.

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他还知道如何巧妙地进入面试的房间，用的是日本风格：礼仪专家说，必须敲三下门，不是一下，也不是两下。

He also knows how to finesse his way into an interview room, Japanese style: You must knock three times, etiquette experts say - not once, not twice.

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当泽赖里问他是否住在哈普尔与格雷特麦克之间时，他由于紧张了，敲了两下否定的信号，而他的原意是想敲一下。

When Zerilli had asked him if he lived between Harper and Greater Mack, he had, in his anxiety, tapped twice for no, when he had meant to tap out yes.

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