灯芯绒

例句：

1. 1. The dress is made of the finest wool, which keeps you warm in winter.
   这件连衣裙是用最好的羊毛做的，冬天穿着它可以让你保持温暖。
2. 2. Cashmere is a luxury material that is soft and warm to the touch.
   羊绒是一种奢侈品，摸起来既柔软又温暖。
3. 3. Wool blankets are perfect for keeping warm on cold nights.
   羊毛毯子非常适合在寒冷的夜晚保持温暖。