加強針 [－强针]

Jyutping gaa1 koeng4 zam1
Pinyin jiā qiáng zhēn

Definitions (Wiktionary)
  1. noun
    booster

加強針 [－强针]

Jyutping
Pinyin jiā qiáng zhēn

Definitions (CC-CEDICT)
  1. (vaccine) booster shot