柱光是在舞台大幕内两侧安装的灯具，一般装在“伸缩活动台口”上面或装在立式铁架上，使光线从台口内侧投向表演区。
而另一部分目击者称，这柱光并没有移动，只是停留在空中罢了。
我们也八核心柱用透光竹板包裹成一个“光箱”，从而使原来凝重的混凝土体块变成轻快、生动的视觉中心。
We also wrapped the core column with light-transmitting bamboo boards to form a light-box, which transforms the previously heavy concrete block into a light and lively focus object.
西维吉尼亚州(准确的说是查尔斯顿西南地区)的农村地区居民如果在2009年12月的某个寒冷的早晨仰望天空的话将有幸看到一柱晕光冲破稀薄的云层在头顶盘旋。
Looking up on a chilly December morning in 2009, residents of rural west Virginia (southwest of Charleston) would have seen a halo of light bursting through the thin bank of clouds that hung overhead.
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