音标:['semi.sә:kl] ;
n. 半圆形
n. a plane figure with the shape of half a circle
词型变化:名词复数形式 : semicircles
考试类型:[高考]
词性分布:
名词100%

semicircle的用法和样例:

例句

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

词汇搭配

  • semicircle cylinder半圆列缸
  • semicircle orifice半圆孔
  • navigable semicircle可航半圆
  • dangerous semicircle危险半圆
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