yarn是可数名词。

yarn：n.纱;纱线;(尤指夸张的或编造的)故事；

vi.讲故事

扩展资料

Most waste was caused by yarn breaks.

大部分浪费由毛线断头造成。

His grandmother spun him a yarn at the fire.

他奶奶在火炉边给他讲故事。

The colour of this woollen yarn is too pale.

这种毛线色儿太浅。