light bombardment

基本解释

They are only visible when they are bathed in ultra-violet light and subjecting them to such constant bombardment would be not only impractical but harmful.
只有当这些壁画沐浴在紫外灯光下时，这些细节之处才得以可见，但将这些传世珍品一直置于紫外灯的狂轰乱炸之下不仅不现实，对壁画本身也有害。
SPECTACULAR sound and light show of one huge flash and then a series of dull booms echoing across the plains marked the start of the American bombardment for those watching north of Kabul last night.
昨晚，我们伫立于喀布尔北方：在一道眩目的闪光和伴随而来的一声巨响之后，接连几声沉闷的爆炸回荡在广阔的平原上，这些标志着美国的空袭行动开始了。