啡啡聲 [－－声]

Jyutping fe4 fe4 seng1
Pinyin fēi fēi shēng

Definitions (CC-CANTO)
  1. onomatopoeia for a flushing fluid or a launching jet
Definitions (Kaifangcidian)
  1. 嘶嘶響 – 嘶嘶响