She took the plug of cotton wool from her ear.
她从耳朵中取出棉毛耳塞来。
The nurse used a wad of cotton wool to stop the bleeding.
护士用了一团脱脂棉止血。
He wound the wool into a ball.
他把毛线缠绕成一团。
A wool jacket complements the silk trousers and provides an interesting contrast in texture.
毛料上衣配真丝长裤，质地上的差异非常有趣。