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对于预防接种,你也许并不陌生,特别是做了父母后,能很轻松地说出不少疫苗的名称和应该接种的时间。接种疫苗让孩子的身体在面对各种严重传染病时得到了更好的保护。那么,你是否知道疫苗究竟是如何起到保护身体的作用?既然是保护孩子身体的,为什么打完以后,孩子有时会不舒服……让我们来全面认识一下疫苗的原理和作用:
You may not be unfamiliar with vaccination, especially after you’ve done your parents, and you can easily name a lot of vaccines and when you should be vaccinated. Vaccination allows the child’s body to be better protected from serious infectious diseases. So, do you know exactly how the vaccine acts to protect the body? Since it is to protect the child’s body, why do children sometimes feel uncomfortable after they have finished? Let us fully understand the principle and role of the vaccine: