antrum trephine上颌窦环锯
mastoid antrum[解剖] 乳突窦;[解剖] 鼓房
antrum chisel鼻窦凿
Antrum tumors胃窦部肿瘤
gastric antrum胃窦
antrum gastrititis胃窦炎
antrum dental牙髓腔
antrum highmori翻译;海默尔氏窦
antrum phlori胃窦
N（名词） a natural cavity, hollow, or sinus, esp in a bone (骨头内的)窦、腔、房 [anatomy]