膏油 [－－]

Jyutping gou1 jau4
Pinyin gào yóu

Definitions (Wiktionary)
  1. verb
    to add lubricating oil

膏油 [－－]

Jyutping gou1 jau4
Pinyin gāo yóu

Definitions (Wiktionary)
  1. noun, literary
    fat; grease; lard