apsis

n.  教堂东端之半圆室;拱点



双语例句

  1. Orbit of a particle ejected from APSIS exerted by central force following power law
    幂律引力作用下从拱点抛出质点的运动轨道

英英释义

noun

  1. a domed or vaulted recess or projection on a building especially the east end of a church

      Synonym:    apse