| 释义 |
opercule Nat. Hist.|əʊˈpɜːkjʊl|
[a. F. opercule (1752 in Hatz.-Darm.), ad. L. opercul-um: see -cule.]
= operculum.
1835–6Todd Cycl. Anat. I. 685/1 The opening in the summit of the cone is closed by an opercule. 1862Ansted Channel Isl. ii. ix. (ed. 2) 210 Lower part of opercule somewhat toothed. |