名词
中文翻译：油
同义词：
['fat', 'oily', 'kerosene', 'gasoline']
例句：
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1. The car needs a new engine oil.
这辆车需要换机油。
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2. The old house needed some oiling to keep it running smoothly.
那所旧房子需要一些润滑来保持顺畅运行。
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3. Oil is essential for the proper functioning of machinery.
油对于机械设备的正常运作至关重要。