| 释义 |
semi·circleBrE /ˈsemisɜːkl/NAmE /ˈsemisɜːrkl/ noun(geometry 几何) one half of a circle 半圆the line that forms the edge of a semicircle 半圆弧线a thing, or a group of people or things, shaped like a semicircle 半圆形◆a semicircle of chairs 摆成半圆形的椅子◆We sat in a semicircle round the fire. 我们坐在炉火前，围成一个半圆形。▸ semi·cir·cu·lar BrE /ˌsemiˈsɜːkjələ(r)/NAmE /ˌsemiˈsɜːrkjələr/ adjective◆a semicircular driveway 半圆形车道 |
