名词
中文翻译:平滑剂
同义词:
['lubricant', 'grease']
例句:
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1. The engine needs a smoothbore to keep it running smoothly.
发动机需要润滑剂来保持顺畅运行。
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2. He used a smoothbore to remove the rust from the metal.
他用润滑剂把金属上的锈去掉了。
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3. The smoothbore helps to reduce friction and improve performance.
这个润滑剂有助于减少摩擦并提高性能。