cap·sa·i·cin /kæpˈseəsən/
辣椒辣素
cap·sa·icin /kæpˈseəsən/ 名詞
Cap·sa·i·cin n. Chem. A colorless crystalline substance extracted from the Capsicum annuum, and giving off vapors of intense acridity.
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capsaicin
n : colorless pungent crystalline compound derived from
capsicum; source of the hotness of hot peppers of the
genus Capsicum such as chili and cayenne and jalapeno