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Jyutping jim4 soeng1
Pinyin yán shuāng

Definitions (Wiktionary)
  1. noun
    salt efflorescence
    (syn.) 盐盐, 鹽鹽, 鹽花, 盐花
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)