adj. semicircular
misc. subelliptical
那半圆的饺子大概五公分长。
没有这半圆的形状的人的健康有营养问题吗？
This is not the shape of semicircle of nutritious health problems?
夜是漆黑的。这时，半圆的月亮刚刚离开乌云滚滚的地平线。那些高耸入云的大树越发增加了这种黑暗的气氛。
The night was dark. The moon, on the wane, scarcely left the horizon, and was covered with heavy clouds; the height of the trees deepened the darkness.
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