亲爱的爸爸妈妈,你真的了解疫苗吗?疫苗到底是什么?一听这个问题,可能很多家长都会说:“这能不知道?疫苗不就是防病的吗?”其实,并非那么简单。今天,真诚地邀请你进人本期的疫苗课堂,让我们从疫苗的基础知识学起,以便更好地读懂以后的课程。疫苗的由来对疾病从认识、治疗再到预防,就是人类与疾病抗争的历史。为了抵御多种传染病,古人摸索掌握了“种痘”的方法,随着现代医学 Dear Mom and Dad, are you really aware of the vaccine? What is the vaccine in the end? A lot of parents may say this: “Do you know that the vaccine is not preventable?” Actually, it is not that simple . Today, I sincerely invite you into this issue of Vaccine Class, let’s learn from the basics of vaccine in order to better understand future courses. The origin of the vaccine from disease awareness, treatment and then to prevention, is the history of human and disease resistance. In order to resist a variety of infectious diseases, the ancients fumble to grasp the “seedpox” approach, with the modern medicine