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Jyutping siu2 zi1 hei3 gun2
Pinyin xiǎo zhī qì guǎn

Definitions (Wiktionary)
  1. noun
    bronchiole

小支氣管 [--气-]

Jyutping
Pinyin xiǎo zhī qì guǎn

Definitions (CC-CEDICT)
  1. bronchiole