| 释义 |
shadow zone
基本例句
盲区,影区,影带,震波微弱带
The limits of the Moon's penumbral shadow define the region of visibility of the partial eclipse.半影区的界限详细定义了日偏食的可视区域。
A small blue circle centered on the ecliptic outlines the extent of the dark region of the shadow or umbra.月食影像中央有一个蓝色小圆圈表示阴影区或是本影区。 |