But there's my problem. I can stop humming it out loud, but it keeps on repeating in my head (more humming).

这直我的个问题。我可以不出，我的脑子里直重复这个旋律（还在）。

When that place was reached, the melody repeated itself.

到达那个地方时， 旋律又重复了。

Ten to the sixty-fourth notes of unrepeating cosmic melody.

不重复的宇宙旋律的十到六十四音符。

So it wasn't only for improving my pronunciation and accent, I also used it to improve my listening skills cause I understood English better through repetition of sounds and melodies and intonation patterns.

所以这不仅仅为了提高我的发音和口音，我也用它来提高我的听力技巧，因为我通过重复音、旋律和语调模式更好地理解英语。