n.半陰影；邊緣部分
形容詞: penumbral 名詞復數: penumbrae
/">GRE英語詞匯單詞大全n.(名詞)【天、物】半影
濃淡相交處
曖昧的部分
黑影周圍的半陰影
邊緣
【天】太陽黑子周圍的半暗部
陰影
外圍
penumbra
noun
1. a fringe region of partial shadow around an umbra
1. 半影；半陰影
A penumbra is an area of light shadow.
1. 半暗帶：腦缺血半暗帶(penumbra)是指圍繞腦缺血核心周圍的具有潛在可逆性損傷的梗死周邊區. 該區如不能在短時間內使血流得到恢復或采取其他的措施阻止細胞的死亡過程,即可發展為梗死. TIA的臨床癥狀可與超急性期腦梗死十分相似,
2.
2. 半陰影：pentobarbital 戊巴比妥 | penumbra 半陰影 | people approaches 人員途徑
3.
3. 半影;邊緣;黑影周圍的半陰影：penultimate amplifier 激勵放大器 | penumbra 半影;邊緣;黑影周圍的半陰影 | penumbrae pemumbra 的復數
以上就是本站詳細整理的詞語penumbra是什么意思的翻譯解釋，供大家參考一下。
Results Well defined ischemic core and penumbra area appeared in each experimental animal.(結果小鼠均出現成熟缺血核心區和半暗區。)
A penumbra of doubt surrounds the incident.(疑惑的陰影籠罩著該事件（（真相不明））。)
ResultS COX - 2 protein induction paralleled temporally and overlapped anatomically the appearance of TUNEL - positive cells in ischemic penumbra.(結果環氧酶-2蛋白的表達與TUNEL陽性細胞在時程上一致，解剖部位上重疊。)
There is the spiral structure in the sunspot penumbra.(黑子半影具有旋渦結構。)
This includes the continuous survey of umbra and penumbra of the sunspot.(這包括對太陽黑子本影和半影持續的觀測。)
Vaapad is a path that leads through the penumbra of the dark side.(瓦帕德就是一條游走于明暗面之間的道路。)
To recover blood supply of brain tissue in ischemic region especially in ischemic penumbra in time, it will have great significance in treating and prognosis.(腦缺血后，及時恢復缺血區腦組織的血液供應，尤其是缺血半暗帶區的血液供應，對于缺血性腦血管病的治療與預后意義重大。)
The article reviews the changes of hematoma and ischemic penumbra, brain edema, hyperfibrinolysis after cerebral hemorrhage, and as well as amyloid angiopathy.(文章就腦出血后的血腫變化和缺血半暗帶、腦水腫和纖溶亢進以及血管淀粉樣變等進行了綜述。)
New imaging techniques are helpful in identifying ischemic penumbra and the selection of patients for thrombolytic therapy.(新的影像學技術有助于判斷缺血半暗帶和選擇適合溶栓的病例。)
In the outer part of that shadow, the penumbra, part of the Sun, is blocked.(而影子外面部分的半影，被太陽的一部分擋住。)
Round the lightswitch, a dark penumbra caused by the many hands..rubbed against the wall.