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Jyutping dou6 tai2
Pinyin dǎo tǐ

Definitions (CC-CEDICT)
  1. conductor (of electricity or heat)
Definitions (Wiktionary)
  1. noun
    conductor (something that can transmit electricity, heat, light or sound)
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)