variolations process
天花接种过程
historical variolations
历史上的天花接种
variolations practice
天花接种实践
variolations impact
天花接种影响
variolations method
天花接种方法
variolations technique
天花接种技术
variolations history
天花接种历史
variolations safety
天花接种安全性
variolations benefits
天花接种益处
variolations research
天花接种研究
variolations were once a common practice to prevent smallpox.
变种接种曾是预防天花的常见做法。
many people were skeptical about the effectiveness of variolations.
许多人对变种接种的有效性感到怀疑。
variolations helped to reduce the spread of infectious diseases.
变种接种有助于减少传染病的传播。
the historical significance of variolations cannot be overstated.
变种接种的历史意义不容小觑。
variolations were a precursor to modern vaccination techniques.
变种接种是现代疫苗接种技术的前身。
some cultures embraced variolations as a form of immunization.
一些文化将变种接种视为一种免疫形式。
variolations involved the deliberate infection of individuals.
变种接种涉及故意感染个体。
doctors in the past recommended variolations to combat epidemics.
过去的医生建议进行变种接种以对抗流行病。
variolations were sometimes met with public resistance.
变种接种有时会遭到公众的抵制。
research on variolations has shaped our understanding of immunology.
对变种接种的研究塑造了我们对免疫学的理解。
variolations process
天花接种过程
historical variolations
历史上的天花接种
variolations practice
天花接种实践
variolations impact
天花接种影响
variolations method
天花接种方法
variolations technique
天花接种技术
variolations history
天花接种历史
variolations safety
天花接种安全性
variolations benefits
天花接种益处
variolations research
天花接种研究
variolations were once a common practice to prevent smallpox.
变种接种曾是预防天花的常见做法。
many people were skeptical about the effectiveness of variolations.
许多人对变种接种的有效性感到怀疑。
variolations helped to reduce the spread of infectious diseases.
变种接种有助于减少传染病的传播。
the historical significance of variolations cannot be overstated.
变种接种的历史意义不容小觑。
variolations were a precursor to modern vaccination techniques.
变种接种是现代疫苗接种技术的前身。
some cultures embraced variolations as a form of immunization.
一些文化将变种接种视为一种免疫形式。
variolations involved the deliberate infection of individuals.
变种接种涉及故意感染个体。
doctors in the past recommended variolations to combat epidemics.
过去的医生建议进行变种接种以对抗流行病。
variolations were sometimes met with public resistance.
变种接种有时会遭到公众的抵制。
research on variolations has shaped our understanding of immunology.
对变种接种的研究塑造了我们对免疫学的理解。
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