semicircle
英 [ˈsem.iˌsɜː.kəl]
美 [ˈsem.iˌsɝː.kəl]
- n. 半圆，半圆形
英语词源
- semicircle (n.)
- 1520s, from semi- + circle (n.) or else from Latin semicirculus.
权威例句
- 1. a semicircle of chairs
- 摆成半圆形的椅子
- 2. The village was formed of semicircle huts.
- 这个村庄是由半圆形的茅舍组成的.
- 3. We sat in a semicircle facing the teacher.
- 我们面对着老师坐成半圆形.
- 4. He indicated a semicircle with a radius of about thirty miles.
- 他标示出了一个半径大约为30英里的半圆形。
- 5. We sat in a semicircle about the fire.
- 我们坐在火旁,围成个半圆形.