semicircle
n
half of a circle or of its circumference; thing arranged like this 半圆形; 半圆形的周长; 半圆形的东西
a semicircle of chairs 排列成半圆形的椅子
sitting in a semicircle round the fire 围著火坐成半圈. => illus at circle 见 circle 插图.
🔁 扩展释义
*['semi,sә:kl]n. 半圆形
🗣️ 情景例句
and used to play drums with the jazz band on weekends.