sinusKK [ˋsaɪnəs] /ˈsaɪnəs/發音名詞1鼻竇常用複數My sinuses always get blocked when the weather turns cold.天氣一變冷,我的鼻竇就會塞住。2竇、靜脈竇醫學The scan showed a small clot in the venous sinus.掃描顯示靜脈竇裡有一小塊血栓。