oiling ['ɔɪlɪŋ]

以下由轻松背单词网站提供

附加级

n.润滑油v.给…加油( oil的现在分词 )；化成油

The watch needs cleaning and oiling. 这表需要擦油泥。来自《现代汉英综合大词典》
The axle doesn't work smoothly. It needs oiling. 轮轴发涩，该上油了。来自《现代汉英综合大词典》