narceine 罌粟鹼
nar·ce·ine /ˈnɑrsɪˌɪn, ən/ 名詞 那碎因
Nar·ce·ine n. Chem. An alkaloid found in small quantities in opium, and extracted as a white crystalline substance of a bitter astringent taste. It is a narcotic. Called also narceia. ◄ ►