flax boll

例句：

1. 1. The flax bolls are ready to be harvested.
   亚麻籽粒已经准备好收割了。
2. 2. Flax is a popular fiber source for clothing and textiles.
   亚麻是一种受欢迎的纤维来源，用于服装和纺织品。
3. 3.Flax oil is a healthy alternative to vegetable oil.
   亚麻油是植物油的健康替代品。