Noun:

1. cuplike structure around the base of the stalk of certain fungi

Volzn.沃尔兹volabbr.音量；卷(=volume)volubilin黄檀素异黄酮苷Volostnov沃洛斯诺夫Volckmann福尔克曼Volosincu沃洛辛库volcanismn.火山作用Vollmeyer福尔迈尔Volotskiy沃洛茨基Volkovjak沃尔科维亚克Volprecht沃尔普雷赫特volucrineadj.鸟的；禽的

1. The volva of the mushroom is often at the bottom.
   蘑菇的菌托通常在底部。