lubricating
柯林斯词典
1. V-T If you lubricate something such as a part of a machine, you put a substance such as oil on it so that it moves smoothly. 使潤滑[正式]
Mineral oils are used to lubricate machinery. 鑛物油被用來潤滑機器。
2. lubricationN-UNCOUNT 潤滑
Use a touch of linseed oil for lubrication. 用一點蓖麻油來潤滑一下。
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