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BNC: 33785 COCA: 19191

semicircle

noun
/ˈsemisɜːkl/
/ˈsemisɜːrkl/, /ˈsemaɪsɜːrkl/
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  1. (geometry几何) one half of a circle半圆
    Topics Colours and Shapesc2
  2. a thing, or a group of people or things, like a semicircle in shape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。
  3. Word Originearly 16th cent.: from Latin semicirculus (see semi-, circle).
BNC: 33785 COCA: 19191
BNC: 33785 COCA: 19191
semicircle noun
curve
BNC: 33785 COCA: 19191
semicircle
Rounded and circular shapes:ball, balloon, band...

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