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Jyutping sang1 mat6 mou5 hei3
Pinyin shēng wù wǔ qì

Definitions (CC-CEDICT)
  1. biological weapon
Definitions (Wiktionary)
  1. noun
    biological weapon
    (syn.) 生化武器
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)