cocoon fibre

例句：

1. 1. The cocoon fibre is used in making high-quality clothing.
   这种茧丝被用于制作高质量的服装。
2. 2. The silk industry relies heavily on the cocoon fibre.
   丝绸行业严重依赖茧丝。
3. 3. The cocoon fibre is a sustainable alternative to traditional textiles.
   这种茧丝是传统纺织品的可持续替代品。