active center

简明释义

活性中心

英英释义

例句

1.The university is an active center for academic research and collaboration.

这所大学是学术研究和合作的活跃中心。

2.The new shopping mall has quickly become an active center of commerce in the area.

新购物中心迅速成为该地区的商业活跃中心。

3.The city park serves as an active center for recreational activities during the summer.

这个城市公园在夏季充当活跃中心，用于休闲活动。

4.Our research lab is an active center for innovative technology development.

我们的研究实验室是一个创新技术开发的活跃中心。

5.The community center has become an active center for local events and gatherings.

这个社区中心已成为当地活动和聚会的活跃中心。

作文

In the realm of science, the term active center refers to a specific site within a molecule where catalytic activity occurs. This concept is crucial in fields such as biochemistry and molecular biology, where understanding how enzymes function can lead to significant advancements in medicine and biotechnology. The active center is typically composed of a unique arrangement of amino acids that facilitate the binding of substrates and the subsequent chemical reactions. For instance, consider the enzyme lysozyme, which plays a vital role in breaking down bacterial cell walls. The active center of lysozyme contains residues that interact with the polysaccharides of the bacterial cell wall, leading to its hydrolysis. By studying the active center, scientists can develop inhibitors that block this enzymatic action, providing a potential strategy for antibiotic development.Moreover, the concept of the active center extends beyond biochemistry into other scientific disciplines. In physics, for example, an active center might refer to a point in a system where energy is concentrated and transformed, such as in a laser or during a nuclear reaction. Understanding these active centers is essential for harnessing energy efficiently and safely.In environmental science, identifying the active center of a pollutant's interaction with biological systems can help in assessing risks and developing remediation strategies. For instance, a particular heavy metal might have an active center that binds strongly to cellular components, leading to toxicity. By targeting this active center, researchers can devise methods to mitigate the effects of pollution on ecosystems.In conclusion, the term active center encapsulates a fundamental concept that spans multiple scientific disciplines. Whether it pertains to enzymes in biochemistry, energy transformations in physics, or pollutant interactions in environmental science, understanding the active center allows scientists to unlock new possibilities for innovation and problem-solving. As research continues to evolve, the significance of the active center will undoubtedly remain at the forefront of scientific inquiry, driving advancements that benefit society as a whole.

在科学领域，术语active center指的是分子内发生催化活性的特定位置。这个概念在生物化学和分子生物学等领域至关重要，因为理解酶的功能可以带来医学和生物技术方面的重大进展。active center通常由独特排列的氨基酸组成，这些氨基酸促进底物的结合及随后的化学反应。例如，考虑酶溶菌酶，它在分解细菌细胞壁中发挥着重要作用。溶菌酶的active center包含与细菌细胞壁多糖相互作用的残基，从而导致其水解。通过研究active center，科学家们可以开发抑制剂来阻止这种酶促作用，为抗生素的发展提供潜在策略。此外，active center的概念不仅限于生物化学，还扩展到其他科学学科。例如，在物理学中，active center可能指的是系统中能量集中和转化的点，例如激光或核反应中的点。理解这些active centers对于有效和安全地利用能量至关重要。在环境科学中，识别污染物与生物系统相互作用的active center可以帮助评估风险并制定修复策略。例如，某种重金属可能具有强烈结合细胞成分的active center，导致毒性。通过针对这个active center，研究人员可以设计方法来减轻污染对生态系统的影响。总之，术语active center概括了一个跨越多个科学学科的基本概念。无论是涉及生物化学中的酶、物理学中的能量转化，还是环境科学中的污染物相互作用，理解active center使科学家能够开启创新和解决问题的新可能性。随着研究的不断发展，active center的重要性无疑将继续处于科学探究的前沿，推动有益于社会整体的进步。