名詞 velum:

1. membrane of the young sporophore of various mushrooms extending from the margin of the cap to the stem and is ruptured by growth; represented in mature mushroom by an annulus around the stem and sometimes a cortina on the margin of the cap
   同義詞：partial veil
2. membrane initially completely investing the young sporophore of various mushrooms that is ruptured by growth; represented in the mature mushroom by a volva around lower part of stem and scales on upper surface of the cap
   同義詞：universal veil
3. a muscular flap that closes off the nasopharynx during swallowing or speaking
   同義詞：soft palate

ve.lum

n.（名詞）
【復(fù)數(shù)】 ve.la[-l…]
Biology A covering or partition of thin membranous tissue, such as the veil of a mushroom or a membrane of the brain.
【生物學(xué)】 菌幕，緣膜：一種由薄膜組織構(gòu)成的覆蓋物或分隔物，如蘑菇的菌幕或腦膜
Anatomy The soft palate.
【解剖學(xué)】 軟腭
Zoology A ciliated swimming organ that develops in certain larval stages of most marine gastropod mollusks.
【動物學(xué)】 游泳盤：大多數(shù)海洋腹足綱軟體動物的某些幼體階段形成的一種有纖毛的游泳器官

來源：
Latin [veil]
拉丁語 [幕]