revaccination

简明释义

英[/ˌriːvæk.sɪˈneɪ.ʃən/]美[/ˌriːvæk.sɪˈneɪ.ʃən/]

n. 再接种疫苗；再次种痘

英英释义

单词用法

同义词

反义词

例句

1.Whether this reflects the persistence of pre-existing immunity at the time of revaccination or lower rates of revaccination in the study populations cannot be determined.

这是因为再次接种时前次的免疫性仍然存在，抑或是因为在研究人群中再次接种率较低，对此目前尚无定论。

2.Therefore, the two indicators used as reflecting tuberculosis infection and onset after BCG revaccination termination were both not higher and even lower than the BCG revaccination group.

由此可见，用于反映停止BCG复种组结核感染与发病的两项主要指标均不高于甚至低于未停BCG复种组。

3.Methods a retrospective investigation method was used to analysis the epidemic situation of pulmonary tuberculosis before and after BCG revaccination and prophylactic chemotherapy.

采取回顾性调查的方法，对BCG复种及预防性服药停止前后的肺结核疫情进行分析。

4.Therefore, the two indicators used as reflecting tuberculosis infection and onset after BCG revaccination termination were both not higher and even lower than the BCG revaccination group.

由此可见，用于反映停止BCG复种组结核感染与发病的两项主要指标均不高于甚至低于未停BCG复种组。

5.Children may require a revaccination 再接种 after reaching a certain age to maintain immunity.

儿童在达到一定年龄后可能需要进行revaccination 再接种以维持免疫力。

6.She was concerned about the side effects of revaccination 再接种, but her doctor assured her it was safe.

她对revaccination 再接种的副作用感到担忧，但她的医生向她保证这是安全的。

7.The doctor recommended a revaccination 再接种 for all patients who haven't had their flu shot in over a year.

医生建议所有在一年内没有接种流感疫苗的患者进行一次revaccination 再接种。

8.The health department launched a campaign to encourage revaccination 再接种 against measles.

卫生部门发起了一项运动，鼓励人们进行麻疹的revaccination 再接种。

9.After traveling to a region with high disease prevalence, she scheduled a revaccination 再接种 appointment.

在前往疾病高发地区后，她安排了一次revaccination 再接种的预约。

作文

Revaccination is a term that refers to the process of administering a vaccine again to an individual who has already been vaccinated. This practice is essential in maintaining immunity against various infectious diseases, especially as the effectiveness of vaccines can diminish over time. In recent years, the concept of revaccination (再次接种疫苗) has gained significant attention due to the emergence of new variants of viruses and the changing landscape of public health. The importance of revaccination cannot be overstated. For instance, vaccines for diseases like influenza are recommended annually because the virus mutates frequently, necessitating updates to the vaccine formulation. Similarly, with the ongoing challenges posed by COVID-19, health authorities have emphasized the need for revaccination to combat new variants and enhance the immune response in the population. When considering the logistics of revaccination, it is crucial to understand the timing and frequency of these vaccinations. For many vaccines, a booster shot is recommended after a certain period to ensure that the immune system remains primed to respond effectively to pathogens. For example, the tetanus-diphtheria-pertussis (Tdap) vaccine is typically administered every ten years to maintain immunity against these diseases. The concept of revaccination is not only about protecting individual health but also about safeguarding community health through herd immunity. Herd immunity occurs when a significant portion of a population becomes immune to a disease, thereby reducing its spread. This is particularly important for those who cannot be vaccinated due to medical reasons, such as allergies or compromised immune systems. By participating in revaccination efforts, individuals contribute to the overall health of their communities, making it more difficult for diseases to circulate. Moreover, the global nature of modern travel means that infectious diseases can spread rapidly across borders. The need for revaccination becomes even more critical in this context, as travelers may encounter diseases that are not prevalent in their home countries. For instance, individuals traveling to regions where yellow fever is endemic may be required to show proof of revaccination against the disease before entry. This requirement underscores the role of revaccination in international health and safety. In conclusion, revaccination (再次接种疫苗) is a vital component of public health strategies aimed at controlling infectious diseases. It helps to maintain individual immunity, protects vulnerable populations, and contributes to the overall well-being of communities. As we continue to face evolving health challenges, staying informed about vaccination schedules and the importance of revaccination will be essential for everyone. Public health campaigns should aim to educate the public on the significance of these practices, ensuring that people understand not only the personal benefits but also the broader implications for society as a whole.