allergens

简明释义

英[ˈælədʒənz]美[ˈælɚdʒənz]

n. [医]过敏原（allergen 的复数）；过敏素；致敏原

英英释义

单词用法

同义词

反义词

例句

1.Consider purchasing a HEPA filter to remove the greatest amount of allergens.

考虑买一部高效微粒空气过滤器，最大程度地消除过敏源的存在。

2.When it reaches the lungs, it renders them very sensitive to allergens, which is characteristic of asthma.

当它到达肺时，就致使肺变得对变应原非常敏感，后者时哮喘的特征。

3.Outdoor allergens (such as pollens and moulds).

室外过敏源(例如花粉和霉菌)。

4.Undigested food allergens will continue to be deposited in fat cells, leading to greater obesity.

食物过敏会继续增加脂肪的储存，并导致更严重的肥胖。

5.These substances are called allergens.

这些物质被称为过敏原。

6.The majority allergens of urticaria papulosa were mites, cockroaches and mosquitoes.

丘疹性荨麻疹的大多过敏原主要为螨虫、蟑螂、蚊子。

7.Q.I had a blood test for food allergens, cut them out, and my migraines were greatly diminished in frequency and intensity.

我做过食物过敏原的血液测试。 避免食用这些导致过敏的食物，我偏头痛发生的频率和强度大大的减轻了。

8.They also learn about allergens through a talk with a Hershey employee family with a severely food allergic daughter.

他们还通过跟好时员工家庭里严重食物过敏的女儿交流了解了过敏原。

9.Doctors often test for allergens to determine the cause of allergies.

医生通常会测试过敏原以确定过敏的原因。

10.Many people are allergic to common allergens.

许多人对常见的过敏原过敏。

11.It's important to identify your allergens to avoid allergic reactions.

识别你的过敏原以避免过敏反应是很重要的。

12.Dust mites are common indoor allergens that can trigger asthma.

尘螨是常见的室内过敏原，可以引发哮喘。

13.Some foods are known to be major allergens, such as peanuts and shellfish.

一些食物被认为是主要的过敏原，例如花生和贝类。

作文

Allergies have become increasingly common in today's society, affecting millions of people worldwide. One of the primary culprits behind these allergic reactions are allergens, which are substances that can provoke an immune response in certain individuals. Understanding what allergens are and how they affect our bodies is crucial for managing allergies effectively.Allergens come in various forms, including pollen from trees and grasses, dust mites, pet dander, certain foods, and even insect stings. When a person who is sensitive to a specific allergen comes into contact with it, their immune system mistakenly identifies it as a harmful substance. This triggers the release of histamines and other chemicals, leading to symptoms such as sneezing, itching, hives, or in severe cases, anaphylaxis.Food allergies are particularly concerning, as they can lead to serious health complications. Common food allergens include peanuts, tree nuts, milk, eggs, wheat, soy, fish, and shellfish. For those with food allergies, even a tiny amount of the offending food can cause a life-threatening reaction. Therefore, it is essential for individuals with known food allergens to read labels carefully and communicate their dietary restrictions clearly when dining out.Environmental allergens also play a significant role in seasonal allergies. Pollen counts rise during certain times of the year, leading to discomfort for many allergy sufferers. People may experience symptoms like nasal congestion, runny nose, and itchy eyes when exposed to high levels of pollen. To mitigate these symptoms, individuals can take preventive measures, such as staying indoors on high pollen days, using air purifiers, and taking antihistamines.In addition to environmental and food allergens, there are also less common types, such as medication allergens. Some people may have allergic reactions to certain medications, which can manifest as skin rashes, swelling, or difficulty breathing. It is vital for patients to inform their healthcare providers about any known allergies to avoid potential adverse reactions.The management of allergies often involves avoiding known allergens and seeking medical advice for treatment options. Allergy testing can help identify specific sensitivities, allowing individuals to make informed choices about their environment and diet. In some cases, immunotherapy, or allergy shots, may be recommended to desensitize the immune system to particular allergens over time.Education plays a crucial role in managing allergies effectively. Schools, workplaces, and public spaces should be aware of the presence of common allergens and take steps to accommodate those with allergies. Awareness campaigns can help educate the public about the dangers of allergens and promote understanding and empathy towards those affected.In conclusion, allergens are substances that can trigger allergic reactions in susceptible individuals. By understanding the nature of allergens and taking appropriate precautions, we can significantly improve the quality of life for those living with allergies. Whether it’s avoiding certain foods, minimizing exposure to environmental triggers, or advocating for awareness, every effort counts in creating a safer environment for everyone.

过敏在当今社会变得越来越普遍，影响着全球数百万人。导致这些过敏反应的主要罪魁祸首之一是过敏原，它是指可以在某些个体中引发免疫反应的物质。理解过敏原是什么以及它们如何影响我们的身体，对于有效管理过敏至关重要。过敏原有多种形式，包括树木和草的花粉、尘螨、宠物皮屑、某些食物，甚至昆虫叮咬。当一个对特定过敏原敏感的人接触到它时，他们的免疫系统错误地将其识别为有害物质。这会触发组胺和其他化学物质的释放，从而导致打喷嚏、瘙痒、荨麻疹，或在严重的情况下，过敏性休克。食物过敏尤其令人担忧，因为它们可能导致严重的健康并发症。常见的食物过敏原包括花生、坚果、牛奶、鸡蛋、小麦、大豆、鱼和贝类。对于那些有食物过敏的人来说，即使是一点点冒犯性食物也可能导致危及生命的反应。因此，了解已知食物过敏原的人必须仔细阅读标签，并在外出就餐时清楚地传达他们的饮食限制。环境过敏原在季节性过敏中也起着重要作用。某些时候，花粉数量上升，导致许多过敏患者感到不适。当人们接触到高浓度的花粉时，可能会出现鼻塞、流鼻涕和眼睛瘙痒等症状。为了减轻这些症状，个人可以采取预防措施，例如在花粉高峰期待在室内、使用空气净化器和服用抗组胺药。除了环境和食物过敏原，还有一些较少见的类型，例如药物过敏原。一些人可能对某些药物产生过敏反应，表现为皮疹、肿胀或呼吸困难。患者必须告知医疗提供者任何已知的过敏，以避免潜在的不良反应。过敏的管理通常涉及避免已知的过敏原并寻求医疗建议以获得治疗方案。过敏测试可以帮助确定特定的敏感性，使个人能够对其环境和饮食做出明智的选择。在某些情况下，可能会推荐免疫疗法或过敏针，以便随着时间的推移使免疫系统对特定的过敏原脱敏。教育在有效管理过敏中起着至关重要的作用。学校、工作场所和公共场所应意识到常见过敏原的存在，并采取措施照顾有过敏的人。宣传活动可以帮助教育公众关于过敏原的危险，并促进对受影响者的理解和同情。总之，过敏原是指可以在敏感个体中引发过敏反应的物质。通过理解过敏原的性质并采取适当的预防措施，我们可以显著改善过敏患者的生活质量。无论是避免某些食物、最小化对环境触发因素的暴露，还是倡导提高意识，每一项努力都对创造一个更安全的环境至关重要。