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Jyutping zing2 lau4
Pinyin zhěng liú

Definitions (CC-CEDICT)
  1. to rectify (alternating current to direct current)
Definitions (Wiktionary)
  1. verb
    to rectify electric current; to commutate from AC to DC
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)