1·It's made of cotton.
它是棉的。
2·The shift to increased mechanization in cotton production is apparent in the import of raw cotton and the sale of cotton goods.
棉花生产向机械化程度提高的转变在原棉进口和棉织品销售方面表现得很明显。
3·Plantings of cotton bioengineered to produce its own insecticide against bollworms, a major cause of crop failure, sustained little bollworm damage until this year.
经过生物工程改造的棉花种植场可以生产自己的抗棉铃虫杀虫剂，而棉铃虫是造成农作物歉收的主要原因，直到今年，棉铃虫的危害都很小。
4·She took the plug of cotton wool from her ear.
她从耳朵中取出棉毛耳塞来。
—— 《牛津词典》
5·The nurse used a wad of cotton wool to stop the bleeding.
护士用了一团脱脂棉止血。
—— 《牛津词典》
6·He withdrew the needle and placed a pad of cotton over the spot.
他把针拔出来，将一块药棉盖在针眼上。
—— 《柯林斯英汉双解大词典》
7·This kind of cotton is produced in Xinjiang.
这种棉花产于新疆。
8·You might wonder: Isn't denim made of cotton, a natural material?
你可能会想：牛仔布不是由棉花这种天然材料制成的吗？
9·China grows a great deal of cotton, mostly in the western areas.
中国种植大量棉花，主要在西部地区。
10·I prefer T-shirts made of cotton because they make me feel more comfortable.
我更喜欢棉质的 T 恤，因为它们让我觉得更舒服。