疫苗好处英文作文初三

英文：

Vaccines are one of the most important medical inventions in human history. They have saved countless lives and prevented the spread of deadly diseases. There are many benefits to getting vaccinated, both for individuals and for society as a whole.

One of the biggest benefits of vaccines is that they protect us from serious illnesses. For example, the measles vaccine has been shown to be 97% effective in preventing the disease. This means that if you get vaccinated, you are much less likely to get sick and suffer from the complications that can arise from these diseases.

Another benefit of vaccines is that they help to prevent the spread of disease. When more people are vaccinated, there are fewer opportunities for the disease to spread from person to person. This is known as herd

immunity, and it is one of the most effective ways to prevent outbreaks of infectious diseases.

Finally, vaccines are a cost-effective way to prevent disease. While the cost of getting vaccinated may seem high, it is much cheaper than the cost of treating a serious illness. For example, the cost of treating a single case of measles can be as high as $10,000. By getting vaccinated, you can save yourself and your family a lot of money in the long run.

中文：

疫苗是人类历史上最重要的医学发明之一。它们挽救了无数生命，阻止了致命疾病的传播。接种疫苗有许多好处，对个人和整个社会都有益处。

疫苗最大的好处之一是保护我们免受严重疾病的侵害。例如，麻疹疫苗已被证明在预防麻疹方面的有效率达到了97%。这意味着如果你接种了疫苗，你就不太可能生病，并避免了这些疾病可能带来的并发症。

另一个疫苗的好处是它们有助于预防疾病的传播。当更多的人接种疫苗时，疾病传播的机会就会减少。这被称为群体免疫，是预防传染病爆发的最有效方法之一。

最后，疫苗是一种经济高效的预防疾病的方法。虽然接种疫苗的成本可能很高，但它比治疗严重疾病的成本要低得多。例如，治疗一例麻疹的费用可能高达1万美元。通过接种疫苗，你可以在长期内为自己和家人节省大量的钱。