柯林斯词典semicircular /ˌsɛmɪˈsɜːkjʊlə/ 1. ADJ Something that is semicircular has the shape of half a circle. 半圆形的 ...a semicircular amphitheatre. ...一个半圆形露天竞技场。 返回 semicircular剑桥词典shaped liked a half circle 半圆的 The chairs were placed in a semicircular arrangement . 椅子被摆成了半圆形。 Fluid moves in the semicircular canals within the bony labyrinth of the inner ear . 液体在内耳骨质迷路的半圆形小管内流动。 返回 semicircular