上呼吸道 shànghūxīdào upper respiratory tract Origin Definitions Defs Strokes Stroke Words Sentences Sents 上 shàng adjectivenoun upper top; higher; superior; better; used to describe something in a higher position or rank呼吸道 hūxīdào noun respiratory tract respiratory tract; the series of passages such as the nose, throat, and trachea through which air is inhaled and exhaled