半圆形

We sat in a semicircle facing the teacher.

我们面对着老师坐成。

We sat in a semicircle about the fire.

我们坐在火旁，围成个。

They stood in half a circle.

他们站成。

The village was formed of semicircle huts.

这个村庄是由茅舍组成。

Lipoatrophia semicircularis is a rare condition manifested by semicircularly horizontal depressions on the anterolateral aspects of the thighs.

摘要脂肪萎缩是一种罕见疾病，其特徵为于大腿前及侧边之水平凹陷。

The burying-ground is merely a huge waste of hummocky earth, like a derelict building-lot.

整个坟墓就是个巨大土丘，像一个被抛弃建筑地基一样。

Beton activates a man-sized gin to catch his target. Four hemicyclic iron ring will jut from the ground and immobilize the target.

比顿启动一个对人用捕兽夹抓住他目标。四个铁环将从地面突出，使目标无法移动。