semicircular
柯林斯词典
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。
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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。