Labrum

[leibrәm]

解釋/意思:

(n.) A lip or edge, as of a basin.

(n.) An organ in insects and crustaceans covering the upper part of the mouth, and serving as an upper lip. See Illust. of Hymenoptera.

(n.) The external margin of the aperture of a shell. See Univalve.

校對:特伦斯