purl fabrics

例句：

1. 1. The woolen sweaters are warmand cozy.
   羊毛衫暖和又舒适。
2. 2.The coarse cloth is not suitable for delicatework.
   粗糙的布料不适合精细的工作。
3. 3. Thethick wool blanket keeps me warm in winter.
   厚厚的羊毛毯让我在冬天感到温暖。