met.o.ponn.(名词)A narcotic drug, C8H 2NO 3, derived from morphine and used in the form of its hydrochloride as an analgesic. 麦托朋,甲基二氢吗啡酮:一种麻醉药,C8H 2NO 3,由吗啡衍生而来,以其氢氯化物形式用作镇痛药 来源:met(hyldihydr)o(mor)p(hin)on(e) met(hyldihydr)o(mor)p(hin)on(e)