legionella

简明释义

英[/ˌlɛdʒɪˈnɛlə/]美[/ˌlɛdʒɪˈnɛlə/]

n. [特医] 军团杆菌，军团菌属

英英释义

单词用法

同义词

反义词

例句

1.Objective To diagnose the infection of legionella early.

目的早期诊断军团菌感染。

2.Now, more and more attentions are being paid to Legionella, because the potential of prevalent outbreak and threaten to human health.

由于军团菌病暴发范围广，且对人类健康构成了严重威胁，因此越来越受到人们的关注。

3.Objective To observe the survival and multiplication of Legionella pneumophila cocultured with Acanthamoeba polyphaga for setting up the laboratory model of such infections.

目的初步建立国内嗜肺军团菌感染原生动物自由生活阿米巴的实验感染模型。

4.Objective to establish and improve methods of isolation and cultivation of Legionella and hence to enhance the positive detection rate.

目的建立完善军团菌分离培养的检验方法，提高阳性检出率。

5.Objective: To seek out a feasible pipe material that can control Legionella and other microorganisms effectively.

目的：选择合适管道材料，以控制军团菌在空调冷却水中繁殖、传播。

6.Methods:Bacterial suppression test was used to choose the optimal pipe materials for Legionella control in the cooling tower water.

方法：通过铜、铝、铜铝合金等材料的抑菌试验，选择最佳的管道给水材料，尤其是用于循环冷却水等方面的材料。

7.Results The positive rate was 8.60% (16/186) for legionella and 8.06%(15/186) for Legionella pneumophila among water samples respectively.

结果共采集水样186件，军团菌阳性16件，阳性率为8.60%，嗜肺军团菌阳性15件，阳性率为8.06%。

8.Of the total 96 cooling towers examined, 47 (48.9%) were colonized by Legionella SPP, and 22 (22.9%) required remedial action.

在96个被检测的冷却塔中，有47个(48.9%)有军团菌属定植，22个(22.9%)急需(清洁)补救措施。

9.A hospital reported several cases of pneumonia linked to legionella 军团菌 contamination in its water supply.

一家医院报告了几例与水供应中legionella 军团菌污染有关的肺炎病例。

10.The outbreak of legionella 军团菌 in the hotel led to a thorough investigation by health authorities.

酒店内的legionella 军团菌疫情导致卫生部门进行了彻底调查。

11.The elderly are particularly vulnerable to infections caused by legionella 军团菌 in contaminated water systems.

老年人特别容易感染由污染水系统中的legionella 军团菌引起的疾病。

12.To prevent legionella 军团菌 growth, it is crucial to maintain proper water temperature in plumbing systems.

为了防止legionella 军团菌滋生，保持管道系统中水温适宜至关重要。

13.Regular maintenance of cooling towers is essential to control legionella 军团菌 proliferation.

定期维护冷却塔对于控制legionella 军团菌的繁殖至关重要。

作文

Legionella is a genus of bacteria that is known for causing a serious form of pneumonia called Legionnaires' disease. This bacterium was first identified in 1976 after an outbreak at a convention of the American Legion in Philadelphia, where several attendees contracted a mysterious illness, leading to a significant number of hospitalizations and deaths. The name 'Legionella' comes from this incident, as it was linked to the members of the American Legion. Understanding the nature of legionella (军团菌) is crucial for public health, especially since it can thrive in warm water environments such as hot tubs, cooling towers, and large plumbing systems.The primary mode of transmission of legionella (军团菌) is through inhalation of aerosolized water droplets containing the bacteria. This means that individuals can become infected by breathing in contaminated mist or vapor. It is important to note that legionella (军团菌) is not spread from person to person, which makes its outbreaks particularly challenging to control in communal settings like hotels, hospitals, and office buildings.Symptoms of Legionnaires' disease typically begin two to ten days after exposure to the bacteria. Common symptoms include cough, shortness of breath, high fever, muscle aches, and headaches. In severe cases, the infection can lead to respiratory failure, septic shock, and even death, particularly among vulnerable populations such as the elderly, smokers, or those with weakened immune systems. Therefore, early diagnosis and treatment are vital in managing the disease effectively.Preventing legionella (军团菌) infections involves ensuring proper maintenance of water systems, including regular cleaning and disinfection of water tanks, cooling towers, and plumbing fixtures. Building managers and owners should implement water management programs that monitor water temperatures and ensure that they remain outside the range conducive to bacterial growth (between 20°C and 50°C). Additionally, maintaining appropriate chlorine levels in water systems can help inhibit the growth of legionella (军团菌).Public awareness about legionella (军团菌) is also essential. Many people are unaware of the risks associated with this bacterium and how it can affect their health. Educational campaigns can help inform the public about the sources of legionella (军团菌) and the importance of water system maintenance. For instance, hotels and other hospitality venues should provide information to guests about the safety measures they have in place to prevent legionella (军团菌) outbreaks.In conclusion, legionella (军团菌) represents a significant public health challenge due to its potential to cause severe respiratory illness. By understanding how this bacterium operates, how it spreads, and the necessary preventive measures, we can work towards reducing the incidence of Legionnaires' disease. Ongoing research into legionella (军团菌) and its environmental conditions will further aid in developing effective strategies to combat this dangerous pathogen. Awareness, education, and proactive management are key components in the fight against legionella (军团菌) and its associated health risks.

军团菌是一种细菌属，以引起一种叫做军团病的严重肺炎而闻名。这种细菌首次被识别是在1976年，在费城的一次美国军团会议上爆发了疫情，导致多位与会者感染了一种神秘疾病，造成大量住院和死亡。“军团菌”这个名字正是源于这一事件，因为它与美国军团成员有关。理解legionella（军团菌）的性质对于公共卫生至关重要，特别是因为它可以在热水环境中生存，如热水浴缸、冷却塔和大型管道系统。legionella（军团菌）的主要传播方式是通过吸入含有细菌的气溶胶水滴。这意味着个体可以通过呼吸受污染的雾气或蒸汽而感染。值得注意的是，legionella（军团菌）并不是通过人与人之间传播的，这使得在酒店、医院和办公楼等公共场所控制其疫情变得尤其具有挑战性。军团病的症状通常在接触细菌后两到十天开始出现。常见症状包括咳嗽、呼吸急促、高烧、肌肉疼痛和头痛。在严重情况下，感染可能导致呼吸衰竭、脓毒性休克，甚至死亡，尤其是在老年人、吸烟者或免疫系统较弱的人群中。因此，早期诊断和治疗对于有效管理这种疾病至关重要。预防legionella（军团菌）感染涉及确保水系统的适当维护，包括定期清洁和消毒水箱、冷却塔和管道装置。建筑管理者和业主应该实施水管理程序，监测水温，并确保其保持在不利于细菌生长的范围之外（20°C 到 50°C 之间）。此外，保持水系统中的氯水平适当也有助于抑制legionella（军团菌）的生长。公众对legionella（军团菌）的认识也至关重要。许多人对这种细菌及其对健康的影响并不知情。教育活动可以帮助公众了解legionella（军团菌）的来源以及水系统维护的重要性。例如，酒店和其他酒店场所应向客人提供有关他们为防止legionella（军团菌）疫情采取的安全措施的信息。总之，legionella（军团菌）代表了一个重大的公共卫生挑战，因为它有可能导致严重的呼吸道疾病。通过理解这种细菌的运作方式、传播途径以及必要的预防措施，我们可以努力减少军团病的发生。对legionella（军团菌）及其环境条件的持续研究将进一步有助于制定有效的策略来对抗这种危险的病原体。意识、教育和主动管理是对抗legionella（军团菌）及其相关健康风险的关键组成部分。