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Jyutping zi6 zyu2 san4 ging1 hai6 tung2
Pinyin zì zhǔ shén jīng xì tǒng

Definitions (Wiktionary)
  1. noun
    autonomic nervous system

自主神經系統 [---经-统]

Jyutping
Pinyin zì zhǔ shén jīng xì tǒng

Definitions (CC-CEDICT)
  1. autonomic nervous system