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Jyutping oi2 doi6
Pinyin ài dài

Definitions (CC-CEDICT)
  1. (literary) heavy (clouds)
  2. eyeglasses
Definitions (Wiktionary)
  1. adj, ideophonic, literary, of the sky
    gloomy; dark; cloudy
  2. adj, ideophonic, literary, of clouds
    thick
  3. noun, literary, obsolete
    eyeglasses; spectacles
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)