Even a highly effective vaccine will need to be supported by the simultaneous use of drugs, vector control, good monitoring and evaluation, and well-performing health systems.

即使是一种非常有效的疫苗也需要同时配合使用药物，开展病媒控制，进行良好的监测与评价，以及有一个运转良好的卫生系统。

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Its outbreaks have serious socioeconomic consequences in international trade of animals and animal products, but it does not have a highly effective vaccine and control measures at present.

蓝舌病的暴发对国际贸易中的动物和动物产品产生严重的社会经济后果，但世界各国尚未研制出十分有效的疫苗，且无有效的防治措施。

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The research shows that some people are highly suspicious of vaccines that are less than 100 per cent effective, but the fact is, not every vaccine is 100 per cent effective.

研究结果表明有些人对有效率不为100%的疫苗持高度怀疑态度，但事实是，不是所有的疫苗都是100%有效的。

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While the Lister vaccine has proved highly effective at eradicating naturally-occurring smallpox infections across the world, there is the suggestion that it might not work as well against so-called "battlefield strains" of the disease.

BBC: Q&A: Smallpox vaccine

"Measles, mumps and rubella are highly infections conditions which can be life threatening, and the MMR vaccine is the safest and most effective way to ensure protection, " he said.

BBC: Boy with measles