減毒活疫苗 jiǎn dú huó yì miáo

DEFINITIONS

  1. attenuated live vaccine

CHARACTERS

減 jiǎn decrease, subtract, diminish
毒 dú poison, venom; poisonous
活 huó live, exist, survive; lively
疫 yì epidemic, plague, pestilence
苗 miáo sprouts; Miao nationality