wools

例句:

• The qualities of different wools vary greatly.
  不同品种的羊毛在质量上存在较大的差异.
  
• The market eased again on Thursday, with medium and broader wools the least affected.
  到周四市场再次下跌, 对羊毛市场产生了不小的影响.
  
• Furthermore, the investigations of other keratins are also carried out, like human hairs and wools.
  最后, 本文还对其他的角蛋白, 如头发和羊毛进行了初步的研究.
  
• She studied the wools of different kinds of sheep, assessing their texture and color.
  来自WSJ