这种基本的口琴是一种全音的乐器。

The basic harmonica is a diatonic instrument.

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有时候三全音的一个或两个音调会一起从音阶中被忽略，这样就创造出了六音阶或五音阶。

Sometimes one or both notes of the tritone will be omitted from the scale altogether, which creates a hexatonic or pentatonic scale.

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一般而言，不和谐音程是有比率的，全音的情况下为九比八，半音的情况下为十七比十六。

Generally speaking, dissonant intervals have ratios such as nine to eight for the whole step or seventeen to sixteen for the half step.

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Generally speaking, dissonant intervals have ratios such as nine to eight for the whole step or seventeen to sixteen for the half step.

一般而言,不和谐音程是有比率的,全音的情况下为九比八,半音的情况下为十七比十六

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They also, because the system worked out better for their purposes, then jumped to nine to eight, which gave them the whole tone.

另外,由于这个体系比预想的还好用,于是他们转而采用九比八的比例,从而得到了全音

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