variolation process
变异过程
variolation rate
变异率
variolation study
变异研究
variolation patterns
变异模式
under variolation
在变异中
variolation analysis
变异分析
variolation effects
变异影响
variolation data
变异数据
variolation risk
变异风险
variolation observed
观察到变异
the variolation process involved introducing a mild form of the disease.
这个变异化过程包括引入一种轻微的疾病形式。
early variolation techniques were risky and often ineffective.
早期的变异化技术风险很高，而且通常无效。
researchers are exploring new variolation strategies for certain viruses.
研究人员正在探索针对某些病毒的新型变异化策略。
historical variolation practices aimed to induce immunity to smallpox.
历史上的变异化实践旨在诱导对天花的免疫力。
the concept of variolation predates modern vaccination methods.
变异化的概念早于现代疫苗接种方法。
variolation was a precursor to the development of safer vaccines.
变异化是更安全疫苗发展的前身。
understanding the history of variolation is crucial for appreciating vaccine development.
理解变异化的历史对于欣赏疫苗发展至关重要。
the practice of variolation gradually declined with the advent of vaccination.
随着疫苗的出现，变异化的实践逐渐减少。
variolation involved introducing material from a smallpox pustule.
变异化包括引入天疱疮中的物质。
despite its limitations, variolation offered some protection against smallpox.
尽管存在局限性，但变异化对天花提供了一些保护。
the ethical considerations surrounding early variolation practices are complex.
围绕早期变异化实践的伦理考量很复杂。
variolation was sometimes performed by individuals with limited medical training.
变异化有时由接受过有限医学培训的个人进行。
variolation process
变异过程
variolation rate
变异率
variolation study
变异研究
variolation patterns
变异模式
under variolation
在变异中
variolation analysis
变异分析
variolation effects
变异影响
variolation data
变异数据
variolation risk
变异风险
variolation observed
观察到变异
the variolation process involved introducing a mild form of the disease.
这个变异化过程包括引入一种轻微的疾病形式。
early variolation techniques were risky and often ineffective.
早期的变异化技术风险很高，而且通常无效。
researchers are exploring new variolation strategies for certain viruses.
研究人员正在探索针对某些病毒的新型变异化策略。
historical variolation practices aimed to induce immunity to smallpox.
历史上的变异化实践旨在诱导对天花的免疫力。
the concept of variolation predates modern vaccination methods.
变异化的概念早于现代疫苗接种方法。
variolation was a precursor to the development of safer vaccines.
变异化是更安全疫苗发展的前身。
understanding the history of variolation is crucial for appreciating vaccine development.
理解变异化的历史对于欣赏疫苗发展至关重要。
the practice of variolation gradually declined with the advent of vaccination.
随着疫苗的出现，变异化的实践逐渐减少。
variolation involved introducing material from a smallpox pustule.
变异化包括引入天疱疮中的物质。
despite its limitations, variolation offered some protection against smallpox.
尽管存在局限性，但变异化对天花提供了一些保护。
the ethical considerations surrounding early variolation practices are complex.
围绕早期变异化实践的伦理考量很复杂。
variolation was sometimes performed by individuals with limited medical training.
变异化有时由接受过有限医学培训的个人进行。
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