n. 基底, 底, 底部

[医] 底, 基底

[ noun ]
(anatomy) the base of a hollow organ or that part of the organ farthest from its opening
<noun.body>
the uterine fundusthe fundus of the stomach

Fundus \Fun"dus\ (f[u^]n"d[u^]s), n. [L., bottom.] (Anat.)
The bottom or base of any hollow organ; as, the fundus of the
bladder; the fundus of the eye; the fundus of the uterus.