antrum
/ˈæntrəm/noun
(pl.antra /-trə/)
1- Anatomy a natural chamber or cavity in a bone or other anatomical structure【剖】窦, 房。
1.1
- the part of the stomach just inside the pylorus胃幽门窦。
派生词
antral
adjective词源
early 19th cent.: from Latin， from Greek antron 'cave'.