追加剂
Traditional form:
追加劑
Pinyin (reading):
zhuījiājì
Definitions:
- (Tw) (vaccine) booster dose
- booster shot
Characters:
- 追 - to pursue, to chase after; to expel
- 加 - to add to, to increase, to augment
- 剂 - dose; medicine; measure word for medicines
Traditional characters: