umbrae

umbrae

美 　英

• n.阴影；【无线】本影；暗影；(太阳黑子的)中央暗黑部
• 网络全影；本影区；影界

词形变化

复数：umbrae  

英汉解释

n.	1. 阴影;【无线】本影;暗影;(太阳黑子的)中央暗黑部 2. (古罗马)随客来的不速之客;〈罕〉幽灵

英英解释

n.

1. an area of complete shadow caused by light from all points of a source being prevented from reaching the area, usually by an opaque object 2. the darkest portion of the shadow cast by an astronomical object during an eclipse, especially that cast on Earth during a solar eclipse 3. the inner, darker area of a sunspot