研究生Kirby希望紫外灯能用于指导沙滩上的油污清理工作。
Graduate student Kirby hopes that ultraviolet light can be used on beaches to guide oil-spill cleanup operations.
通过紫外聚光灯，Kirby可以看到在沙滩上散布的沾了石油的沙砾。
With the ultraviolet spotlight, Kirby was able to see individual particles of oil-stained sand rolling along the beach.
让屋子窗户上永远亮一盏灯，这样，可怜的孩子一旦回来，也好让她穿过沙滩找到回家的路。
Keep a light always burning in the window of this house, so that if the poor girl ever comes back, she can find her way home across the sand.
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