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vaccination的复数形式为：vaccinations...
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vaccination的音标：vaccination的英式发音音标为：[ˌvæksɪ'neɪʃn]vaccination的美式发音音标为：[ˌvæksə'neʃən]...
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Vaccination immunizes one against smallpox.接种牛痘能使人免患天花.Vaccination and other prophylactic measures can be carried out.可以采取疫苗接种和其他预防措施。Smallpox can be contained by vaccination.种牛痘疫苗可以控制住天花.Researchers continued to study t...
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Vaccination and other prophylactic measures can be carried out.可以采取疫苗接种和其他预防措施。Anyone who wants to avoid the flu should consider getting a vaccination.如果不想得流感，就该考虑接种疫苗。Smallpox can be contained by vaccination.种牛痘疫苗可以控制住天...