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vaccine    音标拼音: [v,æks'in]
n. 疫苗
a. 疫苗的,牛痘的

疫苗疫苗的,牛痘的

vaccine
n 1: immunogen consisting of a suspension of weakened or dead
pathogenic cells injected in order to stimulate the
production of antibodies [synonym: {vaccine}, {vaccinum}]

Vaccine \Vac"cine\ (v[a^]k"s[imac]n or v[a^]k"s[i^]n; 277), a.
[L. vaccinus, fr. vacca a cow; cf. Skr. v[=a][,c] to bellow,
to groan.]
1. Of or pertaining to cows; pertaining to, derived from, or
caused by, vaccinia; as, vaccine virus; the vaccine
disease.
[1913 Webster]

2. Of or pertaining to a vaccine or vaccination.
[PJC]


Vaccine \Vac"cine\ (v[a^]k*s[=e]n" or v[a^]k"s[=e]n), n.
1. The virus of vaccinia used in vaccination.
[1913 Webster]

2. any preparation used to render an organism immune to some
disease, by inducing or increasing the natural immunity
mechanisms. Prior to 1995, such preparations usually
contained killed organisms of the type for which immunity
was desired, and sometimes used live organisms having
attenuated virulence. Since that date, preparations
containing only specific antigenic portions of the
pathogenic organism have also been used. Some of these are
prepared by genetic engineering techniques.
[PJC]

3. (Computers) A program designed to protect a computer from
software viruses, by detecting and or eliminating them.
[PJC]



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英文字典中文字典相关资料:


  • Vaccines Immunizations | Vaccines Immunizations | CDC
    CDC vaccine and vaccination information for U S health care providers Find information related to Vaccines and Immunizations
  • Vaccine - Wikipedia
    The science of vaccine development and production is termed vaccinology Infectious diseases before and after a vaccine was introduced Vaccinations have a direct effect on the diminishment of the number of cases and contributes indirectly to a diminishment of the number of deaths
  • Vaccines and immunization: What is vaccination?
    Vaccination is a simple, safe, and effective way of protecting you against harmful diseases, before you come into contact with them It uses your body’s natural defenses to build resistance to specific infections and makes your immune system stronger
  • Vaccine | Definition, Types, History, Facts | Britannica
    A vaccine is a suspension of weakened or killed microorganisms or toxins or other biological preparation, such as those consisting of antibodies, lymphocytes, or mRNA, that is administered to prevent disease Vaccines work by stimulating the immune system to attack specific harmful agents
  • Vaccine Basics - Vaccine Information
    Helpful information for the public on the safety and importance of immunizations, plus resources to manage records, locate vaccine centers, and more
  • Vaccines - Johns Hopkins Medicine
    A vaccine is a medical treatment that helps your body’s immune system recognize and fight disease
  • Vaccine Basics - HHS. gov
    A vaccine is made from very small amounts of weak or dead germs that can cause diseases — for example, viruses, bacteria, or toxins It prepares your body to fight the disease faster and more effectively so you won’t get sick





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