释义
n.
chiefly Anatomy, Zoology & Botany a membrane or membranous structure, typically covering another structure or partly obscuring an opening, in particular:
【主剖,主动,主植】 罩膜,面盘,尤指:
Anatomy the soft palate
【剖】 软腭。
Zoology a membrane, typically bordering a cavity, especially in certain molluscs, medusae, and other invertebrates
【动】 缘膜。
Botany the veil of a toadstool
【植】 菌幕。
词源
" mid 18th cent.: from Latin, literally ‘sail, curtain, covering, veil’."