| 释义 |
[pɪˈnʌmbrə]| For the noun: | penumbra | | Plural form: | penumbras, penumbrae |
WordReference English-Chinese Dictionary © 2019: | 主要翻译 | | penumbra nnoun: Refers to person, place, thing, quality, etc. | (half-shadow) (日食等的) | 半影，半阴影
| | penumbra nnoun: Refers to person, place, thing, quality, etc. | figurative (area where [sth] exists to an uncertain degree) (比喻) | 边缘地带，界限不明的部分
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