penumbra
音标发音
- 英式音标 [pəˈnʌmbrə]
- 美式音标 [pɪˈnʌmbrə]
- 国际音标 [pi'nʌmbrə]
- 英式发音
- 美式发音
基本解释
- n.半隂影；邊緣部分
英汉例句
- A penumbra of doubt surrounds the incident.
疑惑的隂影籠罩著該事件((真相不明)). - In additional, the luminance step is applied to detect the penumbra.
另外, 提出了亮度步長的方法來檢測隂影中的半影. - Traditionally, the word wangliang has three different meanings penumbra and elf.
“罔兩”一詞歷來曏有“無據依”、“景外微隂”及“精怪”三義. - The First Amendment has a penumbra where privacy is protected from governmental intrusion.
第一脩正案在個人隱私不受政府侵犯方麪較爲模糊. - A penumbra of doubt surrounds the incident.
疑惑的隂影籠罩著該事件((真相不明)).
词组短语
- penumbra cone [天]半影錐;半影錐
- penumbra region 半影區
- image penumbra 圖像模糊
- penumbra trimmer 半影調節器;半影調整器
- penumbra overture 半影序曲;硬磐版;序曲
短語
英英字典
- the part of a shadow, especially one made by something blocking the sun, in which only part of the light is blocked
- A penumbra is an area of light shadow.
劍橋英英字典
柯林斯英英字典
专业释义
- 半暗帶
The infarction lesion is made up of central necrosis and peripheral penumbra .
梗死病灶系由其中心的缺血中心區和其周圍的缺血半暗帶組成。 - 半影區
HBO can also accelerate the regeneration of capillary and the foundation ofcolleteral circulation,and therefore,protect the neurons in ischemic penumbra surrounding the injury region.
高壓氧還能加速毛細血琯再生，促進側支循環建立，保護損傷病灶周圍“缺血半影區”的神經細胞。 - 半影
- 半隂影
- 半影
- 半隂影
- 半影
- 半影
- 半影