n. 小囊, 胞囊, 胞果

[医] 小囊; 椭圆囊

[ noun ]
a small pouch into which the semicircular canals open
<noun.body>

Utricle \U"tri*cle\, n. [L. utriculus a little womb, a calycle,
dim. of uter, utris, a bag or bottle made of an animal's
hide: cf. F. utricule.]
1. A little sac or vesicle, as the air cell of fucus, or
seaweed.

2. (Physiol.) A microscopic cell in the structure of an egg,
animal, or plant.

3. (Bot.) A small, thin-walled, one-seeded fruit, as of
goosefoot. --Gray.

4. (Anat.) A utriculus.