So he's enriched it a little bit by means of chromaticism.

他用半音音阶使音乐变得更丰富。

And then he, at the top of it-- switched over into a chromatic scale.

然后 在顶端转换到了半音音阶。

But supposing we traded in those two half steps for one whole step.

如果把两半音代之以音。

So, G to F sharp, of course, is a semi-tone;the smallest you can get.

所以，升 G 到 F，当然半音；你能得到最小。

So, the interval could be a small interval, like a tone or a semi-tone, or a larger interval.

因此，音可以小音， 如音或半音，也可以更大音。

He convinced his father to buy him a chromatic harmonica – one that makes sharp and flat sounds.

他说服他父亲给他买了把半音阶口琴——种发出尖锐和平坦声音口琴。

So, the smallest interval I can recognize is a semi-tone;G to F sharp, back to G again.

所以，我能识别最小音半音； G 到 F sharp，再回到 G。

When Passepartout heard what this last voyage was going to cost, he uttered a prolonged " Oh" ! which extended throughout his vocal gamut.

等路路通知道了最后这段航旅费时。他不禁发出老长老长声" 哦——" 他这声拖长" 哦… … " 滑过所有半音阶，由高而低直到完变成哑音为止。

We use the lowest note, we use the highest note, and it also has all 12 notes of the Western chromatic scale in it.

我们使用最低音符，我们使用最高音符，它还包含西方半音阶所有 12 音符。

There were the semitone of voice and half-hidden expression of eyes which tell the initiated how very fragile is the ice of reserve at these times.

半音声音， 半掩眼神， 都在告诉入门者， 此时矜持之冰多么脆弱。