volatiles

简明释义

英[ˈvɒl.ə.taɪlz]美[ˈvɑː.lə.taɪlz]

n. 挥发物，挥发成份

英英释义

单词用法

同义词

反义词

例句

1.The aphid response towards oil treated plant volatiles was investigated using a darkened arena bioassay.

采用暗室生测法调查了蚜虫对处理的植物挥发性化合物的反应；

2.When the researchers isolated tomato plant volatiles and smeared them on the piece of rubber, dodder tried to attack that.

当研究人员隔绝西红柿植物挥发物，并将之涂在一块橡皮上，菟丝子试着接近那块橡皮。

3.Meantime, effect of volatiles on physiology and psychology were analyzed from angle of drug physiology and aromatherapy.

同时，从药物生理和芳香疗法的角度，初步分析了挥发物对人体生理、心理健康的影响。

4.The results of control tests and phytochemistry analysis show that volatiles and allelochemicals affect host selection behavior of Nilaparvata lugens.

控制实验与植物化学分析结果表明水稻挥发性物质和其它一些次生代谢物影响稻飞虱的寄主选择。

5.The results show that MSW have high content of volatiles and low heat value, and the heat value of MSW is much lower than that of coal.

研究表明，城市生活垃圾热值较低，但挥发分较高，其热值远低于燃煤。

6.The dynamic releasing characteristics of plant volatiles are affected by plant self and environmental factors.

植物挥发性物质释放动态特性是植物自身因子和各种环境因子综合作用的结果。

7.If you've ever been around someone mowing the lawn, that fresh cut lawn smell, those are volatiles, "Runyon says."

如果有人在割草坪，你在附近会闻到割草时发出的清爽味道，那就是植物挥发物。

8.That's because a tomato's flavor - made up of sugars, acids and chemicals called volatiles - degrades as soon as it's picked from the vine.

那是因为番茄的味道——由糖、酸和几种被称为挥发物的化学物质构成——自它从藤上被摘下来的那一刻开始，就在逐渐减弱。

9.Some plants emit volatiles (挥发性物质) to attract pollinators.

一些植物释放出挥发性物质 (volatiles)来吸引授粉者。

10.During the distillation process, volatiles (挥发成分) are separated from non-volatile substances.

在蒸馏过程中，挥发成分 (volatiles)与非挥发性物质分开。

11.The environmental study focused on the impact of volatiles (挥发性有机化合物) on air quality.

这项环境研究集中在挥发性有机化合物 (volatiles)对空气质量的影响上。

12.The laboratory analyzed the samples for various volatiles (挥发性物质) to determine their chemical composition.

实验室分析了样本中的各种挥发性物质 (volatiles)，以确定其化学成分。

13.In cooking, certain ingredients release volatiles (挥发性成分) that enhance the aroma of the dish.

在烹饪中，某些成分释放出挥发性成分 (volatiles)，增强了菜肴的香气。

作文

In the study of chemistry, the term volatiles refers to substances that can easily vaporize at relatively low temperatures. These compounds are often found in various forms, such as liquids or solids, and they tend to have high vapor pressures. Understanding volatiles is crucial for various applications, ranging from industrial processes to environmental science. For instance, in the production of perfumes, the volatiles contained in essential oils contribute significantly to the fragrance's overall scent profile. The ability of these substances to evaporate quickly allows them to disperse into the air, creating the pleasant aromas we associate with different scents.Moreover, volatiles play a vital role in the field of geology, particularly in the study of volcanic eruptions. When magma rises to the Earth's surface, it often contains a significant amount of volatiles, such as water vapor, carbon dioxide, and sulfur dioxide. As the pressure decreases during an eruption, these volatiles escape rapidly, leading to explosive volcanic activity. This process not only shapes the landscape but also impacts the atmosphere and climate, demonstrating the interconnectedness of geological and atmospheric sciences.In environmental studies, understanding volatiles is essential for assessing air quality and pollution. Many industrial processes release volatiles into the atmosphere, contributing to smog formation and other air quality issues. For example, volatile organic compounds (VOCs) emitted from paints, solvents, and fuels can have detrimental effects on human health and the environment. Monitoring and regulating these volatiles is crucial for maintaining a healthy ecosystem and protecting public health.Additionally, in the context of food science, volatiles are responsible for the flavors and aromas of various foods. The cooking process often releases volatiles that enhance the sensory experience of eating. For example, the smell of freshly baked bread or roasted coffee is primarily due to the release of specific volatiles that stimulate our olfactory senses. Understanding these compounds can help food scientists develop better preservation methods and enhance food quality.In conclusion, the term volatiles encompasses a wide range of substances that are significant in various scientific fields. From chemistry and geology to environmental science and food technology, the study of volatiles provides valuable insights into natural processes and human activities. By continuing to explore the characteristics and behaviors of volatiles, researchers can improve our understanding of their effects on health, the environment, and the economy. Thus, the importance of volatiles cannot be overstated, as they are integral to both our daily lives and the broader scientific community.

在化学研究中，术语volatiles指的是可以在相对低温下轻易蒸发的物质。这些化合物通常以液体或固体的形式存在，并且它们往往具有较高的蒸汽压。理解volatiles对于各种应用至关重要，从工业过程到环境科学。例如，在香水的生产中，含有的volatiles对整体香气的气味特征有显著贡献。这些物质迅速蒸发的能力使它们能够散布到空气中，创造出我们与不同气味相关联的愉悦香气。此外，volatiles在地质学领域也发挥着重要作用，特别是在火山喷发的研究中。当岩浆上升到地球表面时，它通常含有大量的volatiles，如水蒸气、二氧化碳和二氧化硫。随着压力在喷发过程中降低，这些volatiles迅速逃逸，导致爆炸性的火山活动。这个过程不仅塑造了地貌，还影响了大气和气候，展示了地质科学与大气科学之间的相互关联。在环境研究中，理解volatiles对于评估空气质量和污染至关重要。许多工业过程将volatiles释放到大气中，导致烟雾形成和其他空气质量问题。例如，从油漆、溶剂和燃料中排放出的挥发性有机化合物（VOCs）可能对人类健康和环境产生不利影响。监测和规范这些volatiles对于维护健康生态系统和保护公众健康至关重要。另外，在食品科学的背景下，volatiles负责各种食物的风味和香气。烹饪过程中常常释放出volatiles，增强了饮食的感官体验。例如，新鲜出炉的面包或烘焙咖啡的气味主要是由于特定volatiles的释放，这些物质刺激了我们的嗅觉。理解这些化合物可以帮助食品科学家开发更好的保鲜方法和提高食品质量。总之，术语volatiles涵盖了在各个科学领域中重要的一系列物质。从化学和地质学到环境科学和食品技术，对volatiles的研究提供了对自然过程和人类活动的宝贵见解。通过继续探索volatiles的特性和行为，研究人员可以改善我们对它们对健康、环境和经济影响的理解。因此，volatiles的重要性不容小觑，因为它们对我们的日常生活和更广泛的科学界都是不可或缺的。