名词
中文翻译：Unknown
同义词：
['light fuel oil', 'light lubricating oil']
例句：
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1. The newengine requires a special type of light engine oil.
新发动机需要一种特殊的轻质燃油。
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2.Light engine oil is used to reduce friction and improve performance in engines.
轻质燃油用于减少摩擦并提高发动机的性能。
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3. The maintenance technician replaced the old light engine oil with a new one.
维护技术人员用新的轻质燃油替换了旧的。