paraquat

简明释义

英[ˈpærəkwɒt]美[ˈpærəkwɑːt]

n. [农药] 百草枯，[农药] 对草快（除草剂名称）

英英释义

单词用法

同义词

反义词

例句

1.Objective Discuss the diagnostic value and video character of ct to lung impairment caused by Paraquat poisoning.

目的探讨CT对百草枯中毒肺损伤的诊断价值和影像学特征。

2.Paraquat poisoning is no effective antidote.

目前尚无百草枯中毒的有效解毒剂。

3.The method can synthesize paraquat derivatives containing different alkyl substituents by changing the type of ethanol.

该方法由于可以通过改变醇的种类，合成出含不同烷基取代基的百草枯衍生物。

4.Recent studies on the pathogenesis of paraquat-induced pulmonary fibrosis are reviewed in this paper.

该文就近年来关于百草枯所致肺纤维化发生机制的研究进展进行综述。

5.We summarized the mechanism of paraquat intoxication and prospects of clinical treatment so as to provide the evidences for clinical remedies.

本文对百草枯中毒机制和临床治疗进展作一综述，为临床救治百草枯中毒提供依据。

6.Therefore, it was great important significance that the basic and clinical research of acute paraquat intoxication was strengthened.

因此，加强急性百草枯中毒的基础和临床研究具有重要的意义。

7.Conclusions There were different paraquat content in different organs tissue and time points in paraquat poisoning rats.

结论百草枯染毒大鼠不同脏器组织在不同时间点其毒物含量不同。

8.The use of paraquat is banned in several countries due to its toxicity.

由于其毒性，多个国家禁止使用巴拉刈。

9.Exposure to paraquat can lead to serious health issues.

接触巴拉刈可能导致严重的健康问题。

10.Farmers often use paraquat to control weeds in their fields.

农民们常常使用巴拉刈来控制田地中的杂草。

11.Before applying paraquat, it's crucial to wear protective gear.

在施用巴拉刈之前，穿戴防护装备至关重要。

12.Farm workers must be trained to handle paraquat safely.

农场工人必须接受培训，以安全处理巴拉刈。

作文

Paraquat, known scientifically as paraquat dichloride, is a widely used herbicide that has garnered both attention and controversy in agricultural practices around the world. This chemical compound is particularly effective in controlling weeds and unwanted vegetation, making it a popular choice among farmers. However, its use is not without significant risks, leading to ongoing debates about its safety and environmental impact.One of the primary reasons for the widespread use of paraquat (巴拉刈) is its effectiveness. It acts quickly to kill plants by disrupting their ability to photosynthesize. Farmers appreciate this rapid action, especially when dealing with stubborn weeds that can compete with crops for nutrients and water. In many regions, paraquat (巴拉刈) has become a staple in weed management strategies, allowing for higher crop yields and more efficient farming practices.Despite its benefits, paraquat (巴拉刈) poses serious health risks to humans and animals. Exposure to this chemical can occur through inhalation, skin contact, or ingestion, leading to severe poisoning. Symptoms of paraquat (巴拉刈) poisoning include nausea, vomiting, and in severe cases, respiratory failure and death. Due to these dangers, many countries have implemented strict regulations regarding its use, and some have banned paraquat (巴拉刈) altogether.Environmental concerns also surround the use of paraquat (巴拉刈). The chemical can contaminate soil and water sources, posing a threat to biodiversity. Studies have shown that paraquat (巴拉刈) can harm non-target plant species and disrupt ecosystems. As awareness of these environmental issues grows, there is increasing pressure on farmers to seek alternative weed control methods that are less harmful to the environment.In recent years, research has focused on finding safer alternatives to paraquat (巴拉刈) that can provide similar weed control without the associated health risks. Organic farming practices, integrated pest management, and the use of cover crops are all strategies being explored as substitutes. These methods not only reduce reliance on harmful chemicals but also promote sustainable agriculture.Public opinion on paraquat (巴拉刈) remains divided. While many farmers argue that it is an essential tool for their livelihoods, health advocates and environmentalists call for stricter regulations or a complete ban. The debate highlights the complex relationship between agriculture, health, and the environment, emphasizing the need for balanced solutions that protect both human health and agricultural productivity.In conclusion, paraquat (巴拉刈) is a powerful herbicide that plays a significant role in modern agriculture. Its effectiveness in weed control has made it a common choice for farmers, but the associated health risks and environmental concerns cannot be overlooked. As the agricultural landscape evolves, it is crucial to consider safer and more sustainable alternatives to paraquat (巴拉刈) to ensure the health of both people and the planet.

巴拉刈（paraquat），科学上称为巴拉刈二氯化物，是一种广泛使用的除草剂，在世界各地的农业实践中引起了关注和争议。这种化合物在控制杂草和不需要的植被方面特别有效，使其成为农民的热门选择。然而，它的使用并非没有重大风险，导致关于其安全性和环境影响的持续辩论。巴拉刈（paraquat）广泛使用的主要原因之一是其有效性。它通过干扰植物的光合作用能力迅速杀死植物。农民们欣赏这种快速作用，尤其是在处理顽固杂草时，这些杂草与作物争夺养分和水分。在许多地区，巴拉刈（paraquat）已成为杂草管理策略的基础，使作物产量更高，农业实践更有效。尽管有其好处，巴拉刈（paraquat）对人类和动物构成严重健康风险。接触这种化学物质可能通过吸入、皮肤接触或摄入等途径发生，导致严重中毒。巴拉刈（paraquat）中毒的症状包括恶心、呕吐，在严重情况下，可能导致呼吸衰竭和死亡。由于这些危险，许多国家对其使用实施了严格的规定，有些国家甚至全面禁止巴拉刈（paraquat）。关于巴拉刈（paraquat）的环境问题也日益突出。这种化学物质可能污染土壤和水源，对生物多样性构成威胁。研究表明，巴拉刈（paraquat）可能伤害非靶标植物物种，并破坏生态系统。随着人们对这些环境问题的认识不断提高，农民面临着越来越大的压力，要求寻找更安全的除草控制方法，以减少对环境的危害。近年来，研究集中在寻找比巴拉刈（paraquat）更安全的替代品，这些替代品能够提供类似的杂草控制效果，而没有相关的健康风险。有机农业实践、综合害虫管理和覆盖作物的使用都是作为替代方案进行探索的方法。这些方法不仅减少了对有害化学物质的依赖，还促进了可持续农业。公众对巴拉刈（paraquat）的看法仍然存在分歧。许多农民认为这是他们生计的重要工具，而健康倡导者和环保人士则呼吁实施更严格的规定或全面禁止。这个辩论突显了农业、健康和环境之间复杂的关系，强调了需要平衡的解决方案，以保护人类健康和农业生产力。总之，巴拉刈（paraquat）是一种强效的除草剂，在现代农业中发挥着重要作用。它在杂草控制中的有效性使其成为农民的常见选择，但相关的健康风险和环境问题不能被忽视。随着农业环境的发展，考虑更安全和可持续的替代方案以确保人类和地球的健康至关重要。