sacculeWiktionary 原文演变路径（由近及远）英语借自 ←拉丁语 sacculus “a little sack or bag”词源说明Borrowed from Latin sacculus (“a little sack or bag”), diminutive of saccus (“a bag, sack”). Doublet of sacculus.释义（英文）名词 Noun(biology, anatomy) A small sac, pouch, or cyst.(anatomy) The smaller of the two fluid-filled sacs forming part of the labyrinth of the inner ear (the other being the utricle). It contains a region of hair cells and otoliths which send signals to the brain concerning the orientation of the head.词族派生词（3）sacculiformsaccularsacculo-相关词（1）sac同源异形词（1）sacculus