vaccines

language: zh

definitions

  1. noun
    biological preparations that provide active acquired immunity to a particular infectious disease
    zh: 疫苗
  2. noun
    substances used to stimulate the immune system to produce antibodies
    zh: 免疫制剂

examples

  1. The new vaccines protect against the virus.

    新疫苗可预防病毒。

  2. These vaccines stimulate the immune system.

    这些疫苗刺激免疫系统。