semi-circle 半圆 ; 第七姿势 ; 半圆的 ; 半圈
Semi-Circle Effect 半圆效应
angle in semi-circle 半圆上的圆周角是直角
semi-circle end 半圆头
semi-circle E 半圆的
semi-circle arch 半圆拱
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。
Line up drum moulds in a semi circle at one end of the bath.
把数个圆筒模子沿锌锅的一端排成一个半圆形。
Take time to wander among Kazan Cathedral's semi circle of enormous brown columns.
花些时间漫步于喀山大教堂里巨大的棕色圆柱所围成的半圆形。
All the people moved forward like waves pushing ahead. But when they were approaching the cross in the street, they stopped suddenly and gathered into a semi-circle.
那三三两两的人，也忽然合作一堆，潮一般向前进；将到丁字街口，便突然立住，簇成一个半圆。
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