名詞 boll:

1. the rounded seed-bearing capsule of a cotton or flax plant
2. German novelist and writer of short stories (1917-1985)
   同義詞：Heinrich Boll, Heinrich Theodor Boll

1. After a couple of weeks, almost all the infected plants bore cotton bolls.
   一兩星期之后幾乎所有有病的棉花都結(jié)核了。

boll

n.（名詞）
The seed-bearing capsule of certain plants, especially cotton and flax.
棉，亞麻等植物的圓莢、鉆、蒴：某些植物種子發(fā)育的蒴，尤指棉花和亞麻

來源：
Middle English
中古英語
from Middle Dutch bolle [round object] * see bhel- 2
源自 中古荷蘭語 bolle [圓形物體] *參見 bhel- 2