excitant

简明释义

英[ˈeksɪtənt]美[ˈeksətənt]

n. [药] 兴奋剂；刺激物

adj. 刺激性的；使兴奋的

英英释义

单词用法

同义词

反义词

例句

1.Polyethylene glycol (peg) of epoxy ethane hydrolysate of polymers, avirulent, without excitant, widely used in various kinds of pharmaceutical preparations.

聚乙二醇为环氧乙烷水解产物的聚合物，无毒、无刺激性，广泛应用于各种药物制剂中。

2.The jojoba essence can get rid of the fine wrinkles, rebuild the natural subacid Waterlipid membrane and prevent the external excitant and harm.

荷荷芭精华，有效平扶幼纹、细纹，重构肌肤天然微酸水脂膜，抵防外境刺激伤害。

3.Such cases are frequent, and it is not necessary that the abnormal cerebral activity be caused by a physical excitant as in that I mentioned.

这种事例是很常见的，因此不需要考虑我之前提到的大脑产生某种不同寻常的兴奋。

4.Often eat foods rich in iron, Smoking drinking, eating less excitant food, Moderate physical activities, maintaining weight of suitable growth.

常吃含铁丰富的食物；禁烟戒酒，少吃刺激性食物；适量身体活动，维持体重的适宜增长。

5.The excitant food such as chili should eat less as far as possible.

辣椒等刺激性食物应尽可能少吃。

6.This product is colorless transparent liquid faintly yellow or white powder, non-toxic, without excitant, noncorrosive, not pollute the environment.

该产品为无色至微黄色透明液体或白色粉剂，无毒、无刺激性、无腐蚀性，不对环境产生污染。

7.The scientist discovered a new excitant that could enhance plant growth.

科学家发现了一种新的兴奋剂，可以增强植物生长。

8.Caffeine is a common excitant found in coffee and tea.

咖啡因是咖啡和茶中常见的兴奋剂。

9.The excitant used in the experiment triggered a rapid response in the cells.

实验中使用的兴奋剂引发了细胞的快速反应。

10.In pharmacology, an excitant can refer to any substance that stimulates the nervous system.

在药理学中，兴奋剂可以指任何刺激神经系统的物质。

11.The coach used an excitant speech to motivate the team before the big game.

教练在大赛前用了一段兴奋剂般的演讲来激励球队。

作文

In the realm of psychology and neuroscience, the term excitant (兴奋剂) plays a crucial role in understanding how various stimuli can provoke responses in living organisms. An excitant is any agent that can induce excitement or heightened activity within an organism, often leading to increased physiological responses. This concept is particularly relevant when discussing neurotransmitters, hormones, and other biochemical substances that influence our mood, behavior, and overall mental state. For instance, consider the impact of caffeine, a common stimulant found in coffee and energy drinks. Caffeine acts as an excitant (兴奋剂) by blocking adenosine receptors in the brain, which prevents drowsiness and promotes alertness. This biological mechanism exemplifies how an excitant can alter our mental state and enhance cognitive function, making us feel more awake and focused. Many people rely on caffeine to kickstart their day or to stay productive during long hours of work or study. Moreover, the concept of excitant extends beyond just chemical substances. Environmental factors such as bright lights, loud noises, and even social interactions can serve as excitants (兴奋剂) that stimulate our senses and provoke emotional responses. For example, attending a concert where loud music and vibrant lights are present can create an exhilarating experience, leading to feelings of joy and excitement. In this context, the concert environment acts as an excitant (兴奋剂) that enhances our emotional state and creates lasting memories. In educational settings, teachers often utilize various excitant (兴奋剂) strategies to engage students and foster a dynamic learning environment. Interactive activities, group discussions, and hands-on experiments can serve as excitants (兴奋剂) that stimulate students' curiosity and enthusiasm for learning. By incorporating these elements into their teaching methods, educators can create a more engaging and effective classroom experience. On the flip side, not all excitants (兴奋剂) lead to positive outcomes. Excessive exposure to certain stimulants, whether they be drugs, alcohol, or even digital devices, can lead to overstimulation and adverse effects on mental health. Understanding the balance between beneficial and harmful excitants (兴奋剂) is essential for maintaining well-being. For instance, while moderate caffeine consumption can enhance focus, overindulgence may lead to anxiety and restlessness. In conclusion, the term excitant (兴奋剂) encompasses a wide range of agents that provoke various responses in living organisms. From neurotransmitters that affect our mood to environmental factors that stimulate our senses, excitants (兴奋剂) play a significant role in shaping our experiences and behaviors. By recognizing the impact of different excitants (兴奋剂) in our lives, we can make informed choices that promote positive mental health and overall well-being. Whether it’s through the use of stimulants like caffeine or engaging in enriching activities, understanding the nature of excitants (兴奋剂) allows us to navigate our daily lives with greater awareness and intention.

在心理学和神经科学领域，术语excitant（兴奋剂）在理解各种刺激如何引发生物体反应方面发挥着至关重要的作用。excitant是指任何能够引起兴奋或增强生物体活动的因子，通常会导致生理反应的增加。这个概念在讨论神经递质、激素及其他影响我们情绪、行为和整体心理状态的生化物质时尤为相关。 例如，考虑咖啡因的影响，这是一种常见的刺激物，存在于咖啡和能量饮料中。咖啡因通过阻断大脑中的腺苷受体作为excitant（兴奋剂），防止嗜睡并促进警觉性。这种生物机制示范了一个excitant如何改变我们的心理状态并增强认知功能，使我们感到更加清醒和专注。许多人依赖咖啡因来启动他们的一天或在长时间的工作或学习期间保持高效。 此外，excitant的概念不仅限于化学物质。明亮的灯光、嘈杂的噪音，甚至社交互动等环境因素都可以作为excitant（兴奋剂），刺激我们的感官并引发情感反应。例如，参加一场音乐会，伴随着响亮的音乐和生动的灯光，可以创造一种令人振奋的体验，带来快乐和兴奋的感觉。在这种情况下，音乐会环境充当了一个excitant（兴奋剂），增强了我们的情感状态并创造了持久的记忆。 在教育环境中，教师通常利用各种excitant（兴奋剂）策略来吸引学生并培养动态的学习环境。互动活动、小组讨论和动手实验可以作为excitant（兴奋剂），刺激学生的好奇心和学习热情。通过将这些元素融入教学方法中，教育工作者可以创造更具吸引力和有效性的课堂体验。 另一方面，并非所有的excitant（兴奋剂）都会导致积极的结果。过度接触某些刺激物，无论是药物、酒精还是数字设备，都可能导致过度刺激和对心理健康的不利影响。理解有益和有害excitant（兴奋剂）之间的平衡对于保持健康至关重要。例如，适度的咖啡因摄入可以增强专注力，但过量可能导致焦虑和不安。 总之，术语excitant（兴奋剂）涵盖了广泛的引发生物体各种反应的因子。从影响我们情绪的神经递质到刺激我们感官的环境因素，excitant（兴奋剂）在塑造我们的经历和行为方面发挥着重要作用。通过认识到不同excitant（兴奋剂）在我们生活中的影响，我们可以做出明智的选择，以促进积极的心理健康和整体幸福感。无论是通过使用像咖啡因这样的刺激物，还是参与丰富的活动，理解excitant（兴奋剂）的本质使我们能够更有意识和目的地导航我们的日常生活。