toxicity

简明释义

英[tɒkˈsɪsəti]美[tɑːkˈsɪsəti]

n. [毒物] 毒性

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英英释义

单词用法

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例句

1.The latter are of particular interest to pharmaceutical researchers, since drug toxicity often shows up in the liver.

而后者是药品研究人员特别感兴趣的，因为药物毒性往往出现在肝脏。

2.Toxicity Level: Even two beans, well chewed, can be fatal.

毒性：两粒小小的豆子，如果充分咀嚼，都是可能致命的。

3.Chelation therapy in children who continue to be exposed to lead is ineffective and may exacerbate toxicity.

螯合疗法对于持续暴露在铅环境的儿童不产生治疗效果，而可能加重中毒现象。

4.Data also suggests that the liver and kidneys may be a target of toxicity for ethylbenzene.

数据也暗示肝脏和肾脏可能是乙苯毒性攻击目标。

5.‘Its toxicity could present a challenge for human exploration, ’ he said.

他说：“这些汞的毒性足可以威胁到人类探月工程的开展。”

6.Absorbing them into adipose tissue is one of the body's ways of dealing with that toxicity.

将脂质吸收到脂肪组织是人体处理这种毒性的一种途径。

7.Monsanto says the protein contained in its maize has selective toxicity but is harmless to humans, fish and wildlife.

孟山都公司说，它的玉米中的蛋白质有选择性毒性，但对人类、鱼类和野生动物无害。

8.Environmental regulations are in place to limit the toxicity 毒性 of industrial waste.

环境法规旨在限制工业废物的毒性。

9.Researchers are studying the toxicity 毒性 of new drugs before they are approved for public use.

研究人员在新药获得公众使用批准之前，正在研究其毒性。

10.The toxicity 毒性 of certain plants can pose a risk to pets.

某些植物的毒性可能对宠物构成威胁。

11.Understanding the toxicity 毒性 of heavy metals is crucial for environmental health.

了解重金属的毒性对环境健康至关重要。

12.The study revealed the high toxicity 毒性 of the chemical when exposed to human cells.

研究显示该化学物质在接触人类细胞时具有很高的毒性。

作文

Toxicity is a term that describes the degree to which a substance can harm humans or animals. In recent years, the concept of toxicity has gained significant attention in various fields, including environmental science, medicine, and even social interactions. Understanding toxicity is crucial because it helps us assess the risks associated with different substances and behaviors, allowing us to make informed decisions about our health and well-being.In the realm of environmental science, toxicity refers to the harmful effects that pollutants can have on ecosystems. For instance, heavy metals like lead and mercury exhibit high levels of toxicity, posing severe risks to wildlife and human populations. These substances can accumulate in the food chain, leading to bioaccumulation and biomagnification, which ultimately affect the health of entire communities. By studying the toxicity of various chemicals, scientists can develop regulations and guidelines to protect both the environment and public health.In medicine, toxicity is a critical factor when evaluating the safety and efficacy of drugs. Each medication has a therapeutic window—the range of doses that produces the desired effect without causing harmful side effects. Understanding the toxicity of a drug is essential for healthcare professionals to prescribe the right dosages and monitor patients effectively. For example, chemotherapy drugs are known for their high toxicity levels, which can cause severe side effects. However, these drugs are necessary for treating cancer, highlighting the delicate balance between treatment efficacy and toxicity.Beyond physical substances, toxicity can also describe harmful behaviors and attitudes in social contexts. Toxic relationships, characterized by manipulation, dishonesty, and emotional abuse, can significantly impact mental health. Recognizing the signs of toxicity in interpersonal relationships is vital for maintaining emotional well-being. Individuals must learn to identify toxic patterns and establish boundaries to protect themselves from harmful influences.Moreover, the rise of social media has introduced a new dimension to toxicity. Online platforms can foster toxic environments where cyberbullying, harassment, and negative comments thrive. The psychological impact of online toxicity can be profound, leading to anxiety, depression, and even suicidal thoughts among victims. It is essential for users to cultivate a positive online presence and support one another in combating digital toxicity.In conclusion, understanding toxicity in its various forms is crucial for promoting health and well-being in both individuals and communities. Whether assessing the dangers of environmental pollutants, the safety of medications, or the dynamics of social interactions, recognizing the implications of toxicity empowers us to make informed choices. As we continue to explore the complexities of toxicity, we must remain vigilant in our efforts to mitigate its effects and foster healthier environments for all.

毒性是一个描述物质对人类或动物造成伤害程度的术语。近年来，毒性的概念在环境科学、医学甚至社交互动等多个领域引起了广泛关注。理解毒性至关重要，因为它帮助我们评估与不同物质和行为相关的风险，使我们能够就健康和福祉做出明智的决策。在环境科学领域，毒性指的是污染物对生态系统的有害影响。例如，铅和汞等重金属表现出高水平的毒性，对野生动物和人类群体构成严重风险。这些物质可以在食物链中积累，导致生物累积和生物放大，最终影响整个社区的健康。通过研究各种化学物质的毒性，科学家可以制定保护环境和公共健康的法规和指南。在医学中，毒性是评估药物安全性和有效性的关键因素。每种药物都有一个治疗窗口——产生所需效果而不造成有害副作用的剂量范围。了解药物的毒性对于医疗专业人员开具正确剂量和有效监测患者至关重要。例如，化疗药物以其高毒性水平而闻名，可能会引起严重副作用。然而，这些药物对于治疗癌症是必要的，这突显了治疗效果与毒性之间的微妙平衡。超越物质，毒性也可以描述社交环境中有害的行为和态度。特征为操控、欺骗和情感虐待的有毒关系，会对心理健康产生重大影响。识别个人关系中毒性的迹象对于维护情感健康至关重要。个人必须学习识别有毒模式，并建立界限，以保护自己免受有害影响。此外，社交媒体的兴起为毒性引入了新的维度。在线平台可能滋生有毒环境，网络欺凌、骚扰和负面评论盛行。网络毒性的心理影响可能深远，导致受害者出现焦虑、抑郁，甚至自杀念头。用户必须培养积极的在线形象，并互相支持以对抗数字毒性。总之，理解毒性的各种形式对于促进个人和社区的健康和福祉至关重要。无论是评估环境污染物的危险性、药物的安全性，还是社交互动的动态，认识到毒性的影响使我们能够做出明智的选择。在我们继续探索毒性的复杂性时，我们必须保持警惕，努力减轻其影响，为所有人营造更健康的环境。