penumbra
penumbra 英 [pɪ'nʌmbrə] 美 [pɪ'nʌmbrə]
n. 半影
名词复数:penumbras
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- n. 半影
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1. The next eclipse of the sun will occur late on June 1, when the path of the moon's outer shadow, or penumbra, will cross Alaska, northern Canada, Siberia, and northern China.
下次日偏食将发生在六月一号的晚些时候，届时月亮的外周阴影或是半影，将会波及阿拉斯加，加拿大北部，西伯利亚和中国的北部地区。
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2. We thought about optimism and pessimism, which was then the province of preachers and politicians and the like, in the penumbra and brought the same what was in the light from science to bear on that.
我们想到了乐观主义和悲观主义，这是传教士和政客这类人的地盘，还是半影中，我们又从科学中已经知道的来瞄准它。
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3. Extending into space, Earth's cone-shaped shadow has two distinct parts, the lighter, outer part or penumbra, and the darker, inner shadow called the umbra.
延伸到太空中的地球的锥形阴影有两个不同的部分：外部较淡的半影和内部较暗的本影。
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