penumbra
US /pɪˈnʌm.brə/
UK /pɪˈnʌm.brə/
名词
1.
半影
the partially shaded outer region of a shadow cast by an opaque object
示例:
•
During the eclipse, the moon passed through the Earth's penumbra before entering the umbra.
在日食期间，月亮在进入本影之前穿过了地球的半影。
•
The distant streetlights cast long shadows, with a soft penumbra at their edges.
远处的路灯投下长长的阴影，边缘带着柔和的半影。
2.
模糊地带, 不确定区域
a surrounding region of partial obscurity or uncertainty
示例:
•
The legal case entered a penumbra of ethical questions.
这个法律案件进入了伦理问题的模糊地带。
•
His early works exist in a penumbra between realism and surrealism.
他的早期作品介于现实主义和超现实主义之间，处于一种模糊地带。