Dispersants cut the oil as washing-up liquid cuts the grease on dishes, allowing oil on the surface to spread down into the water.

分散剂清除浮油的原理就如同洗涤液除去器皿上的油腻物一般，使海面的浮油沉入水中。

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Photo-like satellite images are not a perfect tool for detecting oil on the surface of water.

天然色卫星图像不能完全探测海面上的石油。

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Recent research by Tullu Bukhari and his colleagues at Wageningen University in the Netherlands found a way to use a synthetic oil to improve the dispersal of fungal spores over the surface of water.

荷兰瓦赫宁根大学的Tullu Bukhari和他的同事们最近的研究解决了这一问题，利用油增强了真菌孢子的扩散性使其能均匀地铺在水面。

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They also use radar to help spot oil just below the water's surface.

VOA: standard.2010.07.05

Rear Adm Mary Landry said crews saw an area measuring one mile by five miles (1.5km by 8km) of what appeared to be oil on the surface of the water.

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He estimated about 70 percent of the oil would stay on the water's surface, but the rest would sink to the seabed, where he said it would contaminate the sea and marine life.

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Soon an oil slick appeared on the surface of the water.

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