apsis
英 ['æpsɪs]
美['æpsɪs]
- n. 教堂东端之半圆室；[天] 拱点
英英释义
- 1. a domed or vaulted recess or projection on a building especially the east end of a church; usually contains the altar
英文词源
- apsis (n.)
- "perigree of the moon, perihelion of a planet" (plural apsides), 1650s, from Latin apsis "arch, vault" (see apse).
词态变化
复数: apsides;