Plasma: Plasmas use the same technology that the Fluorescent lights over your head use to light televisions.

等离子使用了类似你头上荧光灯的技术来点亮屏幕。

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Off to Bydgoszcz. At night, tenting a blanket over his head to hide his flash light beam from the Valley Forge duty officer, Salinger (by now called Jerry) had written his first short stories.

晚上，他为了不让瓦莱弗奇学校值班的长官看到自己台灯的亮光，便用一块毯子把自己和台灯都罩了起来，这个时侯，塞林格（人们这会管他叫杰里）已经写了他的第一篇小说。

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When his lamp shined over my head, and I walked by his light in darkness?

那时他的灯，光照在我头上，藉他的光明，我走过黑暗。

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They can happen in the middle of the day, night, or even during a traffic jam, the "aha" or "light bulb" moments in our lives--those thoughts of clear brilliance where the proverbial light bulb appears over our head.

FORBES