antrum Highmore

例句：

1. 1. The doctor performed a thorough examination of the patient's antrum.
   医生对患者的中耳进行了彻底的检查。
2. 2. The patient had to undergo surgery to repair his antrum.
   患者不得不接受手术来修复他的中耳。
3. 3. The antrum is responsible for filtering and humidifying the air in the nose.
   中耳负责过滤和湿润鼻腔内的空气。