Vaccination and other prophylactic measures can be carried out.
可以采取疫苗接种和其他预防措施。
The region began to use quinine successfully as a prophylactic.
该地区开始成功地用奎宁作为预防剂。
The prospect of teachers passing out prophylactics to their pupils has infuriated some parents.
想到老师将分发避孕套给学生使一些家长愤慨不已。
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