boll [boʊl]

例句:

• Boll rot has been attributed to a wide range of organisms.
  棉铃腐烂是由分布范围广泛的微生物引起的.
  
• The price was struck by the boll.
  价格按博耳确定.
  
• Certain boll shapes and absence of nectarines reduces easy avenues of penetration into the boll.
  某些铃形和无蜜腺减少病菌容易进入棉铃的途径.
  
• Germany are the best European outfit and will be looking for medals from the men's team and Timo Boll.
  来自BBC
• Cotton was getting harder to grow; the soil was exhausted; the boll weevil had arrived; everyone was broke.
  来自NEWYORKER