The new device emits a powerful circular column of light.

这个新装置发出一束强烈的环形光柱。

《柯林斯英汉双解大词典》

In my last installment of this column, I discussed how XML knowledge management systems such as RDF shed a different light on age-old problems of data design and modeling.

在本专栏的上一篇文章中，我讨论了诸如rdf这样的XML知识管理系统是如何另辟蹊径解决数据设计与建模这些老问题的。

youdao

If viewed toward a rising or setting sun, these flat crystals will reflect sunlight and create an unusual column of light — a sun pillar as seen above.

如果在对着初生的太阳或者落日看过去，这些水平的晶体会反射太阳光并且在在空中形成像上面看到的非凡的光柱。

youdao

(Speaking) Mikhail Khodorkovsky, the imprisoned Kremlin critic and former head of the Yukos Oil Company, in a recent op-ed column, said Russia's demand for skills in fundamental and applied sciences is declining in light of the appetite for raw materials and corruption.

VOA: standard.2010.02.03

And then he just takes that narrow column of light and he admits it to a prism. And what the prism does is takes a tiny, tiny difference in wavelength and refracts it through a different angle.

他只取了那个窄光柱,然后把它对准一个棱镜，棱镜所做的就是,测量出波长的细微差别,然后从不同的角度测定它的折射度。

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