壓縮空氣 [压缩－气]

Jyutping aat3 suk1 hung1 hei3
Pinyin yā suō kōng qì

Definitions (CC-CANTO)
  1. Compressed air
Definitions (Wiktionary)
  1. noun
    compressed air
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）