A synthetic amide, C14H22N2O, used chiefly in the form of its hydrochloride as a local anesthetic and antiarrhythmic agent.是什么意思_A synthetic amide, C14H22N2O, used chiefly in the form of its hydrochloride as a local anesthetic and antiarrhythmic agent.在线翻译_英语_读音_用法_例句