worsted speed frame

例句：

1. 1. The sweaters are made from the finest wool.
   这些毛衣是用最好的羊毛制成的。
2. 2. The fabric is known for its strong and durable properties.
   这种织物以其强韧和耐用的特性而闻名。
3. 3.The weavers use a special type of yarn called worsted.
   织工们使用一种叫做粗斜纹的纱线。