antrum編輯正在努力提供更完整的內容，建議 20 分鐘後再回來看看antrumantrum — 名詞名詞1. a cavity or chamber in the body, especially in a bone1.名詞釋義竇a cavity or chamber in the body, especially in a bone例句The maxillary antrum is a sinus in the cheekbone.