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词汇	penumbra
释义	pe·num·bra AHD[pĭ-nŭmʹbrə] D.J.[pɪˈnʌmbrə]K.K.[pɪˈnʌmbrə]n.（名词）【复数】 pe.num.brae[-brē] 或 pe.num.bras penumbra A partial shadow, as in an eclipse, between regions of complete shadow and complete illumination.See Synonyms at shade 半影：在完全阴影和完全照明区之间被部分遮挡的阴影，如在月蚀中 参见 shade The grayish outer part of a sunspot.太阳黑子周围较浓的浅灰区 An area in which something exists to a lesser or an uncertain degree:边缘：某物在其中以较弱或不确定程度存在的区域："The First Amendment has a penumbra where privacy is protected from governmental intrusion"(Joseph A. Califano, Jr.)“第一修正案在个人隐私不受政府侵犯方面较为模糊”(小约瑟夫A.卡里法诺) An outlying, surrounding region; a periphery:外部、边缘区域；外围："Downtown Chicago and its penumbra also stand rejuvenated"(John McCormick)“芝加哥城商业中心及其周边地区都恢复了生机”(约翰·麦考密克) Etymology语源 New Latin 新拉丁语 Latin paene [almost] 拉丁语 paene [几乎] Latin umbra [shadow] 拉丁语 umbra [阴影] Related Forms继承用法penumʹbral 或 penumʹbrous adj.（形容词）
随便看	complementary color complementary DNA complementary medicine complemented complement fixation complementing complements complete complete blood cell count complete blood count completed complete metamorphosis completer completes completest completing completion completions complex complex complex conjugate complexed complexer complexes complexest

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