The hut became quiet, filled only with the sound of pen nib scratching against paper.

小屋里静了下来，只有笔尖摩擦纸张的声音。

Perversely he felt more free in his old gown, which he was more comfortable using to wipe dust from books or clean his pen nibs.

反之，他觉得穿着旧袍子更自由，用它来擦拭书上的灰尘或清洁笔尖更舒服。