Of course, with its crude mouthpiece and misaligned finger holes, its rather rudimentary.

当然，由于它有着粗糙的吹口和错位的手指按孔，使其显得相当原始。

One especially interesting feature of the Jiahu Bone Flutes is that they developed and improved, whilst the earliest examples had five finger holes, later ones — seven or eight.

贾湖骨笛的一个特别有趣的特点是它们的发展和改进，——最早的骨笛有五个指骨孔，后来则有七八个。