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Jyutping hoi2 lok6 jan1
Pinyin hǎi luò yīn

Definitions (CC-CEDICT)
  1. heroin (loanword)
Definitions (Wiktionary)
  1. noun
    heroin (powerful and addictive drug)
    (syn.) 白粉, 白麵兒, 白麵子, 海洛因, 粉藥, 粉, 灰, 四仔, 海洛英, 老海, 料子, 白麵