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The new law vaccinia vaccine inoculation, this is a Western project.
新法接种牛痘疫苗, 本是西医的项目.
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But his thirties, had widely to immunize children against vaccinia vaccine to reduce transmission of smallpox.
但他在三十年代, 己广为儿童接种牛痘疫苗,减少了天花的传染.
英汉双解词典包含4367426条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。