half shadow的用法和樣例：
例句
用作名詞 (n.)
- The limits of the Moon's penumbral shadow define the region of visibility of the partial eclipse.
半影區的界限詳細定義了日偏食的可視區域。 - The combination dramatizes the reddened moonlight while clearly showing the variation of brightness and color in Earth's not-so-dark shadow across the lunar surface.
這張生動的合成圖清楚的展示了當地球半影掃過月球表面時月亮輝度和顏色的變化。
