semicircle

semicircle读音音标

英 [ˈsemisɜ:kl]

美 [ˈsemisɜrkl]

semicircle意思解释

n.

半圆形，半圆形的周长，半圆形的东西；

变形

复数：semicircles

英英释义

n.

a plane figure with the shape of half a circle

同义词：hemicycle

双语例句

用作名词(n.)An angle in a semicircle is a right angle.半圆所对的圆周角是直角。We sat in a semicircle round the fire.我们坐在炉火前，围成一个半圆形。We sat in a semicircle facing the teacher.我们面对着老师坐成半圆形。