maxillary sinus

英 美
  • 上颌骨窦,海默尔氏窦
  • maxillary adj.颚的;颚骨的;小颚的n.颚骨
  • sinus n.湾;穴;窦;静脉窦
Noun:
  1. one of a pair of sinuses forming a cavity in the maxilla