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Jyutping sam1 tiu3 gwo3 wun6
Pinyin xīn tiào guò huǎn

Definitions (Wiktionary)
  1. noun
    bradycardia

心跳過緩 [--过缓]

Jyutping
Pinyin xīn tiào guò huǎn

Definitions (CC-CEDICT)
  1. bradycardia