long fiber的用法和樣例：
例句
- Nowadays, many sweaters are made of medium-length fiber instead of wool.
現在許多毛衣都不是羊毛製品，而是用中長纖維製作的。 - This simple arrangement requires that the distance separating the roller nips must be comparable with the length of the longest fiber in the sliver.
這種簡單的裝置要求羅拉鉗口夾持點之間的距離必須相當於銀子中最長纖維長度。
