Read Edit View history 鼻窦 bídòu sinus Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 鼻窦/鼻竇 · bídòu · sinus 2026/03/04 鼻窦 / 鼻竇 bídòu sinus paranasal sinus 医生说他的鼻窦有些发炎。 noun created sense Mar 4, 2026, 02:25 AM