名词
中文翻译：Unknown
同义词：
['lubricator', 'pen-point lubricant例句：1. The engineer used a special pen-point lubricator to clean the gears.（工程师使用一种特殊的笔尖润滑油来清洁齿轮。）']
例句：
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1. The engineer used a special pen-point lubricator to clean the gears.
工程师使用一种特殊的笔尖润滑油来清洁齿轮。
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2. The pen-point lubricator was designed to prevent scratches on paper.
笔尖润滑油被设计用来防止纸张上的刮痕。
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3.The pen-point lubricator was essential for the operation of the machine.
笔尖润滑油对于机器的运行至关重要。