n. 液, 汁

[医] 汁, 液

[ noun ]
any of several liquids of the body
<noun.body>
digestive juices

Succus \Suc"cus\, n.; pl. {Succi}. (Med.)
The expressed juice of a plant, for medicinal use.

{Succus entericus}. [NL., literally, juice of the
intestines.] (Physiol.) A fluid secreted in small by
certain glands (probably the glands of Lieberk["u]hn) of
the small intestines. Its exact action is somewhat
doubtful.