n.窦；房；腔

原形：antrum复数：antra

The antrum of the sinus is lined with mucous membrane.
这个窦腔的底部覆盖着粘膜。
The antrum contains lymphoid tissue that helps fight infection.
中央室包含有助于对抗感染的淋巴组织。
The surgery involved removing part of the patient's nasal antrum.
手术包括移除患者鼻腔的一部分中央室。
Air trapped in the maxillary antrum can cause discomfort.
颧骨中央室中的积气可能会引起不适。
She had a polyp removed from her ethmoid antrum during the operation.
在手术中，她鼻旁窦的一个息肉被摘除了。
The antrum communicates with the nasal cavity through small openings.
中央室通过小开口与鼻腔相连通。
The patient was diagnosed with a bacterial infection in his sphenoidal antrum.
患者被诊断为蝶窦有细菌感染。
The CT scan showed a cyst in the frontal antrum, which required surgical intervention.
CT扫描显示额窦有一个囊肿，需要进行手术干预。
The doctor aspirated fluid from the maxillary antrum to diagnose the sinusitis.
医生抽取了颧骨中央室的液体以诊断鼻窦炎。
The patient experienced pain and pressure in the area of the sphenoidal antrum after the accident.
事故后，病人在蝶窦区域感到疼痛和压力。