phenylephrine /,fenә'lefrin/ 📖 中文释义 n. [药]苯肾上腺素(一种血管收缩剂) 📘 English Definition(英文释义) n a powerful vasoconstrictor used to dilate the pupils and relieve nasal congestion ← phenylephedrine P 字母词表 phenylephrine hydrochloride →