名词
中文翻译:Unknown
同义词:
['grease', 'oil', 'fluid', 'lubricant']
例句:
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1. Theengine needs a new lubricatingsubstance to keep it running smoothly.
发动机需要新的润滑剂来保持顺畅运行。
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2. Thecar's transmission requires regular lubrication to prevent wear and tear.
汽车的变速器需要定期润滑,以防止磨损。
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3. Themachine uses a special lubricatingsubstance to reduce friction.
这台机器使用一种特殊的润滑剂来减少摩擦。