If there is no twist in the yarn, the light is scattered from each individual fiber and the yarn appears dull.

如果没有在毛线的转弯，光从每单独纤维驱散，并且毛线看上去愚钝。

youdao

If there is no twist in the yarn, the light is scattered from each individual fiber and the yarn appears dull.

如果没有在毛线的转弯，光从每单独纤维驱散，并且毛线看上去愚钝。

youdao