columella 的定义
plural col·u·mel·lae [kol-yuh-mel-ee]. /ˌkɒl yəˈmɛl i/. Biology.
- any of various small, columnlike structures of animals or plants; rod or axis.Mycology.a small central column of sterile tissue within the sporangium of certain fungi, liverworts, and mosses.
- a small bone in the ear of amphibians, reptiles, and birds.
更多columella例句
- Gesner quotes the words of Columella, and adds, that he found these mules in Grenoble, and which are called in French jumars.
- As an amusing contrast to this well drawn picture, I give an extract from the work of that ancient agriculturist Columella.
- In others the spiral winds round a solid central pillar which is spoken of as the columella.
- The villa, as described by Varro and Columella, before and shortly after the Christian era, was a farma jundus.
- In reptiles the upper segment of the second arch formed, as in birds, the columella.