semicircle半圆 concentric circles同心圆 quadrilateral四边形 pentagon五边形 hexagon六边形 heptagon 七边形 octagon八边形 nonagon九边形 de...
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...r）正方形（Square）长方形（Rectangle）椭圆形（Oval）心形（Heart）八角形（Octagon）三角形（Triangle）半圆形（Semicircle）
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open semicircle 开半圆
SEMICIRCLE PATRN 半圆图案 ; 珠网叶子贴图材料
left semicircle 左半圆
safe semicircle 安全半圈
semicircle e 半圆
N-COUNT A semicircle is one half of a circle, or something having the shape of half a circle. 半圆 (形)
They sit cross-legged in a semicircle and share stories.
他们盘着腿围成半圆坐在一起讲故事。
This led to the construction of earthen or stone steps, arranging the audience into a semicircle in front of the speaker.
这导致了泥土阶或石阶的建构，安排观众们面对讲演者坐成一个半圆形。
Cut the circular cake in half and set each semicircle against adjoining sides of the square to form the top of the heart.
把圆形蛋糕切成两半，把每个半圆放在正方形的两边，形成心形的顶部。
We sat in a semicircle round the fire.
我们坐在炉火前，围成一个半圆形。
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