绒毛丛

例句：

1. 1. The fur clump on the dog's head is soft and fluffy.
   狗头上的绒毛丛柔软而蓬松。
2. 2. The scientist found a fur clump in the soil that contained trace amounts of rare metals.
   科学家在土壤中发现了一个绒毛丛，含有微量的稀有金属。
3. 3. The fur clump was carefully removed from the animal's coat to prevent further damage.
   小心翼翼地从动物的毛皮上移除了绒毛丛，以防止进一步的伤害。