您要查找的是不是：
- numerical system of wool grading 羊毛细度支数分级法
- Be sure to wrap up your son in wool. 一定要给你儿子穿上毛衣。
- Pupils who pass the test will be promoted to the next higher grade. 小学生只要考试及格就会升到高年级。
- She dabbed at the cut with cotton wool. 她用药棉轻轻地按了按伤口。
- These goats are specially bred for their wool. 这些山羊是专为剪取羊毛而饲养的。
- They used only natural pigments to dye the wool. 他们只用天然颜料染毛织品。
- He's not in the first grade as a musician. 他不是第一流的音乐家。
- Besides, it's make of pure wool, very soft. 另外，这是纯羊毛的，手感柔和。
- This wool suit is very expensive. 这套毛料套装十分昂贵。
- Business is now on the up grade. 目前生意蒸蒸日上。
- I'm trying to match this yellow wool. 我在找能与这黄色毛绒相配的毛绒。
- Pupils with 90% or more are awarded Grade A. 满90分的学生评为甲等。
- It's make of pure wool, very soft. 这是纯羊毛的，非常软。
- His wool finds but little market. 他的羊毛几乎找不到买主。
- This grade of wool can be sold at a lower price. 这种等级的羊毛可以以较低的价格卖出。
- The wool got in a fearful tangle. 毛线乱成了一团。
- Every spring they shear off the sheep's wool and sell it. 每年春天他们都要剪下羊毛去卖。
- The sixth grade saw an educational film yesterday. 六年级学生昨天看了一部教育片。
- Many people wear wool in winter. 冬天许多人穿毛料衣服。
- He received a failing grade on the term paper. 他的期末报告不及格。
