名词
中文翻译：残余油块
同义词：
['remaining oil blob', 'residual oil droplet', 'residual oil slick']
例句：
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1. The spilled oil has turned the road into a residual oil blob.
溢出的油使道路变成了一个残余油块。
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2.The workers had to clean up the residual oil blob that had leaked from the pipeline.
工人们不得不清理从管道泄漏出来的残余油块。
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3.The accident left behind a large residual oil blob that would take weeks to clean up.
事故留下了一个巨大的残余油块，需要几周时间才能清理干净。