poliovirus

简明释义

英[ˈpəʊlɪəʊˌvaɪərəs]美[ˈpolioˌvaɪrəs]

n. [病毒] 脊髓灰质炎病毒；小儿麻痹病毒

英英释义

单词用法

同义词

反义词

例句

1.This means by the time a paralytic case is found, the poliovirus has probably spread.

这就意味着，当瘫痪病例被发现时，小儿麻痹症病毒已经扩散了。

2.Poliovirus in smallest area ever: only 4 countries remain that have never stopped polio before.

根除脊髓灰质炎病毒在历来最小的地区：只剩4个国家从未制止脊髓灰质炎。

3.Poliovirus in smallest area ever: only 4 countries remain that have never stopped polio before.

根除脊髓灰质炎病毒在历来最小的地区：只剩4个国家从未制止脊髓灰质炎。

4.The new case of wild poliovirus was confirmed last month in south darfur.

上月，达富尔南部地区确定了一例新野生型脊髓灰质炎病毒感染的病例。

5.We use it to isolate and stamp out transmission of the poliovirus.

我们利用它分离脊髓灰质炎病毒并消灭其传播。

6.Stopping wild poliovirus transmission in endemic countries

阻断流行国家中野生脊灰病毒的传播

7.The poliovirus can spread through contaminated food and water.

脊髓灰质炎病毒可以通过受污染的食物和水传播。

8.Researchers are studying the poliovirus to develop better vaccines and treatments.

研究人员正在研究脊髓灰质炎病毒以开发更好的疫苗和治疗方法。

9.Vaccination against the poliovirus has significantly reduced the incidence of polio worldwide.

针对脊髓灰质炎病毒的疫苗接种显著减少了全球小儿麻痹症的发生率。

10.In some regions, outbreaks of poliovirus have raised concerns about public health.

在某些地区，脊髓灰质炎病毒的爆发引发了对公共健康的担忧。

11.The poliovirus is responsible for causing poliomyelitis, a disease that can lead to paralysis.

这脊髓灰质炎病毒是导致小儿麻痹症的原因，这种疾病可能导致瘫痪。

作文

The poliovirus is a highly infectious virus that primarily affects children and can lead to a debilitating disease known as poliomyelitis, or polio. This virus has been the focus of global health initiatives for decades, particularly due to its potential to cause paralysis and even death. Understanding the poliovirus is crucial for both public health officials and the general population, as it emphasizes the importance of vaccination and awareness in preventing outbreaks.Poliomyelitis is caused by the poliovirus, which is part of the Enterovirus genus. The virus is transmitted from person to person, typically through the fecal-oral route. This means that poor sanitation and hygiene practices can facilitate the spread of the virus, especially in areas with limited access to clean water and proper waste disposal. Once ingested, the poliovirus multiplies in the intestines before entering the bloodstream, where it can then affect the nervous system. In about 1 in 200 cases, the virus can invade the central nervous system, leading to irreversible paralysis.The symptoms of polio can vary significantly. Many individuals infected with the poliovirus may experience mild flu-like symptoms, while others may develop more severe manifestations. The most alarming consequence is paralysis, which can affect various parts of the body, including the limbs and respiratory muscles. This paralysis can lead to lifelong disability and requires extensive medical care and support.The introduction of the polio vaccine in the mid-20th century marked a significant turning point in the fight against this disease. There are two main types of vaccines: the inactivated poliovirus vaccine (IPV) and the oral poliovirus vaccine (OPV). Both vaccines are effective in preventing polio, but they work in different ways. IPV is administered via injection and contains killed virus particles, while OPV is given orally and contains weakened live virus. The widespread use of these vaccines has led to a dramatic decline in polio cases worldwide.Despite the progress made, the poliovirus still poses a threat in some regions. Certain countries have reported outbreaks due to decreased vaccination rates, often as a result of misinformation or logistical challenges in delivering vaccines. Therefore, it is essential for communities to remain vigilant and prioritize vaccination campaigns to eliminate the poliovirus completely.In conclusion, the poliovirus is a formidable opponent in the realm of infectious diseases, but it is one that can be controlled through education and vaccination. By understanding how the poliovirus spreads and the impact it can have on individuals and communities, we can work together to ensure that future generations are protected from this preventable disease. Vaccination not only safeguards individual health but also contributes to herd immunity, protecting those who cannot be vaccinated due to medical reasons. As we continue to combat the poliovirus, it is vital to promote awareness and access to vaccines to secure a polio-free future for all.

脊髓灰质炎病毒是一种高度传染的病毒，主要影响儿童，并可能导致一种被称为脊髓灰质炎或小儿麻痹症的致残性疾病。几十年来，这种病毒一直是全球卫生倡议的重点，特别是由于它可能导致瘫痪甚至死亡。理解脊髓灰质炎病毒对公共卫生官员和普通大众至关重要，因为它强调了疫苗接种和在预防疫情中提高意识的重要性。脊髓灰质炎是由脊髓灰质炎病毒引起的，该病毒属于肠道病毒属。该病毒主要通过人与人之间的传播，通常是通过粪口途径。这意味着，卫生和卫生条件差可以促进病毒的传播，尤其是在缺乏清洁水源和适当废物处理的地区。一旦被摄入，脊髓灰质炎病毒会在肠道中繁殖，然后进入血液循环，随后可能影响神经系统。在大约200个病例中，病毒可以侵入中枢神经系统，导致不可逆的瘫痪。脊髓灰质炎的症状可能会有所不同。许多感染脊髓灰质炎病毒的个体可能会经历轻微的流感样症状，而其他人可能会发展出更严重的表现。最令人担忧的后果是瘫痪，这可能会影响身体的不同部位，包括四肢和呼吸肌肉。这种瘫痪可能导致终身残疾，需要广泛的医疗护理和支持。20世纪中期脊髓灰质炎疫苗的引入标志着与这种疾病斗争的重大转折点。疫苗主要有两种类型：灭活脊髓灰质炎病毒疫苗（IPV）和口服脊髓灰质炎病毒疫苗（OPV）。这两种疫苗都能有效预防脊髓灰质炎，但它们的工作方式不同。IPV通过注射给药，含有杀死的病毒颗粒，而OPV则是通过口服给药，含有减毒活病毒。这些疫苗的广泛使用导致了全球脊髓灰质炎病例的显著下降。尽管取得了进展，脊髓灰质炎病毒在某些地区仍然构成威胁。一些国家由于疫苗接种率下降而报告了疫情，通常是由于错误信息或疫苗接种物流挑战。因此，社区必须保持警惕，优先考虑疫苗接种活动，以彻底消灭脊髓灰质炎病毒。总之，脊髓灰质炎病毒在传染病领域是一个强大的对手，但通过教育和疫苗接种可以控制。通过了解脊髓灰质炎病毒的传播方式及其对个人和社区的影响，我们可以共同努力，确保未来几代人免受这种可预防疾病的侵害。疫苗接种不仅保护个人健康，还促进群体免疫，保护那些因医疗原因无法接种疫苗的人。随着我们继续与脊髓灰质炎病毒作斗争，推广意识和疫苗接种的机会对于确保所有人都能拥有无脊髓灰质炎的未来至关重要。