arsenite

简明释义

英[ˈɑːsɪˌnaɪt]美[ˈɑrsnˌaɪt]

n. 亚砷酸盐

英英释义

单词用法

同义词

反义词

例句

1.The removal of arsenite and arsenate from solid herb sample by ion-pairing supercritical CO2 extraction was explored.

提出了一种超临界CO2离子缔合萃取去除固体中砷的新方法。

2.Researchers found that arsenite causes rapid destabilization of the lysosome in cells, and that breaks the lysosome apart, releasing enzymes that destroy these particular kinds of leukemia cells.

研究人员发现砷可以在短时间内使细胞中的溶酶体变得不稳定，从而使其分解并释放出酶，杀灭APL细胞。

3.Because of the rude living environment, they are resistant to many heavy metals including arsenite and copper.

由于两种菌均生长于酸性矿坑水，环境特殊恶劣，因此能够耐受高浓度的重金属如铜、砷等。

4.In addition, we know that under certain controlled doses, arsenite has therapeutic value.

另外我们知道，在某些控制剂量下，亚砷酸盐有治疗价值。

5.A third approach — growing paddy rice aerobically in raised beds — reduces the mobilization of soil arsenite and "can dramatically decrease arsenic transfer from soil to grain," McGrath says.

第三个方法是在培育床上供氧种植水稻，麦格拉思认为，这可以减少动员土壤中的砷，而且“可以大大减少土壤中的砷转移至粮食的量。”

6.It is suggested that javelle water is an effective, economic and technologic feasible oxidationagent for removing arsenite from dispersed drinking water.

本研究结果表明，次氯酸钠是一种效果可靠、经济技术可行的分散式饮水三价砷的氧化剂。

7.Exposure to arsenite can lead to serious health issues.

接触砷化物可能导致严重的健康问题。

8.Researchers are studying the effects of arsenite on aquatic life.

研究人员正在研究砷化物对水生生物的影响。

9.The environmental report indicated high levels of arsenite in the groundwater.

环境报告显示地下水中有高浓度的砷化物。

10.Inorganic arsenite is often used in agricultural pesticides.

无机砷化物常用于农业杀虫剂中。

11.The factory was fined for releasing arsenite into the atmosphere.

该工厂因向大气中排放砷化物而被罚款。

作文

Arsenite is a term that refers to a compound containing the arsenic element in its trivalent state. This compound is often found in various chemical forms, such as sodium arsenite, which is commonly used in agricultural practices and as a pesticide. The significance of arsenite (亚砷酸盐) in both environmental and health contexts cannot be overstated, as it poses serious risks when humans are exposed to it through contaminated water or food sources. In recent years, there has been growing concern regarding the presence of arsenite (亚砷酸盐) in drinking water supplies, particularly in regions where mining activities have disturbed the natural landscape. Arsenic, being a naturally occurring element, can leach into groundwater, leading to elevated levels of arsenite (亚砷酸盐). Long-term exposure to this compound has been linked to various health issues, including skin lesions, developmental effects, and an increased risk of cancer. The mechanism by which arsenite (亚砷酸盐) exerts its toxic effects is complex. It interferes with cellular processes by mimicking essential nutrients, which can lead to disruptions in metabolic pathways. For instance, arsenite (亚砷酸盐) can inhibit the activity of enzymes that are crucial for cellular respiration and energy production. This interference can result in oxidative stress, ultimately damaging cells and tissues. To combat the dangers associated with arsenite (亚砷酸盐), many countries have established regulations to limit its presence in drinking water. The World Health Organization (WHO) recommends a maximum concentration of 0.01 mg/L for arsenic in drinking water. However, achieving this standard is challenging in areas with high natural arsenic levels or where industrial pollution is prevalent. Moreover, public awareness campaigns are essential in educating communities about the risks of arsenite (亚砷酸盐) exposure. People must be informed about the sources of arsenic contamination and the importance of testing their water supplies. Simple measures, such as using water filtration systems designed to remove arsenic, can significantly reduce exposure. In addition to health concerns, arsenite (亚砷酸盐) also has implications for agriculture. While it can be utilized as a pesticide, its usage is controversial due to the potential for soil and water contamination. Farmers need to balance the benefits of using arsenite (亚砷酸盐) for pest control against the long-term risks it poses to human health and the environment. In conclusion, understanding arsenite (亚砷酸盐) and its implications is crucial for ensuring public health and safety. As we continue to study this compound, it is vital to implement effective management strategies to mitigate its risks. By raising awareness and promoting safe practices, we can protect ourselves and future generations from the dangers posed by arsenite (亚砷酸盐).

亚砷酸盐是指含有三价砷元素的化合物。该化合物常以各种化学形式存在，例如亚砷酸钠，通常用于农业和作为杀虫剂。在环境和健康方面，arsenite（亚砷酸盐）的重要性不容小觑，因为当人类通过受污染的水或食物来源接触到它时，会带来严重风险。近年来，人们对饮用水中存在的arsenite（亚砷酸盐）越来越关注，特别是在采矿活动扰动自然景观的地区。砷作为一种自然存在的元素，可以渗入地下水，从而导致arsenite（亚砷酸盐）浓度升高。长期接触这种化合物与多种健康问题有关，包括皮肤病变、发育影响以及癌症风险增加。arsenite（亚砷酸盐）产生毒性效应的机制非常复杂。它通过模拟必需营养素来干扰细胞过程，这可能导致代谢途径的中断。例如，arsenite（亚砷酸盐）可以抑制对细胞呼吸和能量生产至关重要的酶的活性。这种干扰会导致氧化应激，最终损害细胞和组织。为了应对与arsenite（亚砷酸盐）相关的危险，许多国家已建立法规，以限制其在饮用水中的存在。世界卫生组织（WHO）建议饮用水中砷的最大浓度为0.01 mg/L。然而，在天然砷水平较高或工业污染严重的地区，实现这一标准具有挑战性。此外，公众意识宣传对于教育社区了解arsenite（亚砷酸盐）暴露的风险至关重要。人们必须了解砷污染的来源以及检测水源的重要性。采取简单措施，例如使用设计用于去除砷的水过滤系统，可以显著减少暴露。除了健康问题，arsenite（亚砷酸盐）还对农业产生影响。虽然它可以用作杀虫剂，但由于可能导致土壤和水污染，其使用颇具争议。农民需要在利用arsenite（亚砷酸盐）进行害虫控制的好处与其对人类健康和环境的长期风险之间取得平衡。总之，理解arsenite（亚砷酸盐）及其影响对于确保公众健康和安全至关重要。随着我们继续研究这种化合物，实施有效的管理策略以减轻其风险至关重要。通过提高意识和推广安全实践，我们可以保护自己和未来几代人免受arsenite（亚砷酸盐）带来的危险。