Reflections from Windows and eyeglasses produce superimposed views, and complex optical systems, such as camera lenses, can turn point sources of light into apparently saucer-shaped phenomena.

窗户和眼镜片的反光会造成重叠的影像，而例如相机镜头这样精密的光学系统会将点状光源扩散为看似碟形的现象。

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So too did the little star-shaped hole punches break and fall apart across the country-forcing election workers to turn to scissors instead.

星形的小型打洞器在全国也遭受相同的命运，碎成几块无法使用——无奈，选举工作人员只能用剪刀来代替。

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Brain activity was as rats ran along a T-shaped maze, in which they had to learn to turn left or right in response to a sound.

脑活动是当老鼠走T型迷宫时，它们不得不左转或者右转的声波的反应。

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Our form of conscious intelligence emerged from our evolutionary heritage, which in turn was shaped by our biological environment.

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Basically, it involves using a small hairpin shaped snippet of RNA to turn off a single gene at a time.

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And the generation that devised and presided over those tribunals had, in turn, been shaped by a much different experience in dealing with German war criminals after World War I.

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