[医] 甜菜硷

Lycine \Lyc"ine\, n. (Chem.)
A weak base identical with betaine; -- so called because
found in the boxthorn ({Lycium barbarum}). See {Betaine}.

Betaine \Be"ta*ine\, n. [From beta, generic name of the beet.]
(Chem.)
A nitrogenous base, {C5H11NO2}, produced artificially, and
also occurring naturally in beet-root molasses and its
residues, from which it is extracted as a white crystalline
substance; -- called also {lycine} and {oxyneurine}. It has a
sweetish taste.