At an orientation meeting, the travelers were told that a visa, a landing card, and evidence of inoculation against typhoid fever would be needed by each of them.

在一次介绍会上，这些旅行者被告知每人都需要签证、入境卡和伤寒疫苗接种证明。

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Travellers are reminded that inoculation against yellow fever is advisable.

提醒旅游者接种预防黄热病的注射是明智的。

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The goal is to provide protection for years, if not a whole lifetime, against all seasonal flu strains and pandemic strains, making flu inoculation much more like that for measles and polio.

其目标是，提供一种能抑制所有季节性和流行性流感病毒的疫苗，像接种麻疹疫苗和小儿麻痹症疫苗那样为人们接种流感疫苗。即使不能保证终生免疫，也要保证在几年内为人类提供保护。

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For decades, the prevailing myth has been that ignoring the threat of regulators is the safest inoculation against them.

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Chan said she would recommend that vaccine manufacturers proceed with mass production of an inoculation against the new swine flu strain as soon as they finish production of seasonal vaccine, which she estimated would be complete in about two weeks.

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