countercurrent

简明释义

英[ˈkaʊntəˌkʌrənt]美[ˈkaʊntərˌkɜːrənt]

n. 逆流；逆电流

adv. 相反地

英英释义

单词用法

同义词

反义词

例句

1.Two phase countercurrent flow in reactor hot leg at loss of coolant accident is studied by experiment and analysis.

对反应堆失水事故条件下热管段内的两相流逆向流动过程进行了实验研究和理论分析。

2.The system is composed of three reactors, a gas-solid countercurrent moving bed gasifier, a moving bed pyrolysis reactor and a riser-type combustor.

该系统由移动床热解反应器、移动床气化反应器和流化床燃烧反应器组成。

3.The system is composed of three reactors, a gas-solid countercurrent moving bed gasifier, a moving bed pyrolysis reactor and a riser-type combustor.

该系统由移动床热解反应器、移动床气化反应器和流化床燃烧反应器组成。

4.Selection and optimization of experimental system of high speed countercurrent chromatography.

高速逆流色谱实验体系的选择和优化。

5.The solvent countercurrent extraction process for total flavonoids from Toona sinensis (A Juss.

优选香椿叶总黄酮的最佳提取工艺。

6.The optimum design model of countercurrent spray dryer is established with the annual total cost as the objective function.

建立以年总费用为目标函数的逆流喷雾干燥优化设计数学模型。

7.The river flows in a natural countercurrent 逆流 against the tide, creating a unique ecosystem.

这条河流在潮水的自然逆流 countercurrent中流动，形成了独特的生态系统。

8.In swimming, a countercurrent 逆流 can make it challenging to move forward.

在游泳时，逆流 countercurrent可能会使前进变得困难。

9.The countercurrent 逆流 in the ocean helps to distribute nutrients across the sea.

海洋中的逆流 countercurrent有助于在海洋中分配营养物质。

10.She felt a countercurrent 逆流 of emotions during the farewell party.

在告别派对上，她感受到了一种逆流 countercurrent的情感。

11.The countercurrent 逆流 in the market indicates a shift in consumer preferences.

市场中的逆流 countercurrent表明消费者偏好的变化。

作文

In the study of oceanography, one often encounters the term countercurrent, which refers to a current that flows in the opposite direction to another current. The dynamics of countercurrents play a significant role in the distribution of heat and nutrients in the ocean, influencing marine ecosystems and climate patterns. For instance, the Gulf Stream is a well-known current that transports warm water from the tropics towards the North Atlantic. In contrast, the countercurrent that flows beneath it moves cooler water back towards the equator. This interaction between currents is crucial for maintaining the balance of marine life and regulating weather systems across the globe. The concept of countercurrent is not limited to ocean currents; it can also be observed in various biological and ecological processes. For example, in the human body, the kidneys utilize a countercurrent mechanism to efficiently concentrate urine. This process involves the flow of blood and filtrate in opposite directions within the nephron, allowing for optimal reabsorption of water and electrolytes. Such biological countercurrents are vital for homeostasis, demonstrating how nature often employs opposing forces to achieve balance and efficiency. Moreover, the idea of countercurrents can be metaphorically applied to societal and cultural dynamics. In any community, there are prevailing norms and trends, but there are also countercurrents that challenge these conventions. These opposing forces can lead to innovation and change, as individuals or groups push back against the status quo. For instance, movements advocating for environmental sustainability often arise as a countercurrent to industrialization and consumerism. By understanding these social countercurrents, we can better appreciate the complexity of human behavior and the evolution of societal values. In literature and art, countercurrents frequently symbolize conflict and resolution. Authors and artists often depict characters or themes that represent countercurrents to highlight struggles between tradition and modernity, freedom and oppression, or love and hate. These narratives resonate with audiences as they reflect the multifaceted nature of human experience. The tension created by these countercurrents can lead to profound insights and emotional depth in storytelling. In conclusion, the term countercurrent encompasses a wide range of phenomena across different fields, from the physical sciences to biology and social studies. Understanding the significance of countercurrents helps us grasp the intricate interplay of forces that shape our world. Whether in the ocean, within our bodies, or in society at large, countercurrents remind us that opposing forces are essential for balance, growth, and transformation. Recognizing and appreciating these countercurrents can lead to a deeper understanding of the complexities of life and the interconnectedness of all things.

在海洋学研究中，人们常常会遇到“逆流”这个术语，它指的是与另一种水流方向相反的水流。“逆流”的动态在热量和营养物质的分布中起着重要作用，影响着海洋生态系统和气候模式。例如，墨西哥湾暖流是一个著名的水流，它将热水从热带地区运输到北大西洋。相反，流动在其下方的逆流则将较冷的水返回赤道。这些水流之间的相互作用对维持海洋生物的平衡和调节全球天气系统至关重要。 “逆流”的概念不仅限于海洋水流；它还可以在各种生物和生态过程上观察到。例如，在人体中，肾脏利用一种“逆流”机制来有效浓缩尿液。这个过程涉及血液和滤液在肾单位内朝相反方向流动，从而实现水和电解质的最佳重吸收。这种生物学上的逆流对于维持体内平衡至关重要，展示了自然如何利用对立力量来实现平衡和效率。 此外，“逆流”的思想还可以隐喻性地应用于社会和文化动态。在任何社区中，都存在着主流的规范和趋势，但也有一些逆流挑战这些常规。这些对立力量可以导致创新和变革，因为个人或群体反抗现状。例如，倡导环境可持续性的运动常常作为工业化和消费主义的逆流而出现。通过理解这些社会逆流，我们可以更好地欣赏人类行为的复杂性和社会价值的演变。 在文学和艺术中，逆流常常象征着冲突与解决。作者和艺术家常常描绘代表逆流的角色或主题，以突出传统与现代、自由与压迫、爱与恨之间的斗争。这些叙事与观众产生共鸣，因为它们反映了人类经验的多面性。这些逆流所创造的张力可以为故事讲述带来深刻的洞察力和情感深度。 总之，逆流一词涵盖了不同领域中的广泛现象，从自然科学到生物学再到社会研究。理解逆流的意义有助于我们掌握塑造我们世界的复杂力量之间的微妙相互作用。无论是在海洋中、在我们体内，还是在整个社会中，逆流都提醒我们，对立力量是平衡、成长和转变的重要组成部分。认识和欣赏这些逆流可以使我们更深入地理解生活的复杂性以及万物之间的相互联系。