名词中文翻译
中文翻译：重油膜
同义词：
['heavy oil film', 'heavy oil layer']
例句：
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1. The heavy grease film on the engine prevents it from running smoothly.
发动机上的重油膜阻止了它顺畅运行。
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2. In order to clean the engine, we need to remove the heavy grease film.
为了清洁发动机，我们需要去除重油膜。
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3. The heavy grease film on the cutting tool can be easily removed with a scraper.
切割工具上的重油膜很容易被刮刀去除。