材质：进口橡根丝，涤纶丝，锦纶弹力丝，有光锦纶丝。

Material:import elastic thread, polyester yarn, nylon stretch yarn, bright nylon yarn.

youdao

就如一根线，为了找到线头，却拉出了一团丝。

It was like a thread, to find the end of it you end up pulling out a mess of silk.

youdao

这个电壶需要一根新电热丝。

The kettle needs a new element.

《牛津词典》