noun🔗Share伪麻黄碱 A sympathomimetic alkaloid commonly used as a decongestant; a chemical compound, an isomer of ephedrine, with the formula C10H15NO."Because of his stuffy nose, Michael went to the pharmacy to buy a cold medicine containing pseudoephedrine. "由于鼻子不通气,迈克尔去药房买了含有伪麻黄碱的感冒药。medicinecompoundsubstancechemistryChat with AIVocabulary GamePractice Reading