yarn  
noun uk/jɑːn/ us/jɑːrn/
  (THREAD)     
  [ C or U ]纱;纱线 
thread used for making cloth or for knitting
   (STORY)      
 [ C ]故事;奇闻漫谈 
a story, usually a long one with a lot of excitement or interest
  He knew how to spin a good yarn (= tell a good story). 他知道如何编造有趣的故事。