clavicle       
noun [ C ]  anatomy, medical specialized uk/ˈklæv.ɪ.kəl/ us/ˈklæv.ɪ.kəl/
 medical specialized锁骨 
the technical word for the collarbone (= the bone between the shoulder and neck)
  The clavicle is one of the most commonly fractured bones. 锁骨是最经常骨折的骨头之一。