epitheca

简明释义

英[ˌɛpɪˈθikə]美[ˌɛpɪˈθikə]

[植] 上壳

[无脊椎] 外鞘

英英释义

单词用法

同义词

反义词

例句

1.The urethra dilatation catheter comprises an epitheca and a hole closing device arranged in the epitheca.

所述尿道扩张导管包括设置在所述扩张导管内的上皮和闭孔装置。

2.The urethra dilatation catheter comprises an epitheca and a hole closing device arranged in the epitheca.

所述尿道扩张导管包括设置在所述扩张导管内的上皮和闭孔装置。

3.The study focused on the structure of the epitheca in various diatom species.

这项研究集中于不同硅藻物种的表盖结构。

4.Researchers observed how environmental factors affected the thickness of the epitheca in marine organisms.

研究人员观察了环境因素如何影响海洋生物的表盖厚度。

5.The epitheca plays a crucial role in protecting the organism from external threats.

该表盖在保护生物免受外部威胁方面起着至关重要的作用。

6.In some species, the epitheca is known to have intricate patterns that aid in identification.

在某些物种中，表盖上有复杂的图案，有助于鉴别。

7.The researchers used electron microscopy to examine the epitheca at a cellular level.

研究人员使用电子显微镜从细胞层面检查表盖。

作文

The study of biology often leads us to explore the fascinating world of microorganisms. One such term that frequently appears in discussions about certain types of algae and their structures is epitheca. The epitheca refers to the outer layer or shell of a diatom, which is a type of algae known for its unique silica-based cell walls. Understanding the role and significance of the epitheca can provide insights into how these organisms interact with their environment and contribute to ecosystems. Diatoms are incredibly diverse and can be found in various aquatic habitats, ranging from freshwater lakes to the vast oceans. The epitheca serves not only as a protective covering but also plays a crucial role in the buoyancy and overall functionality of the diatom. This outer layer is often intricately patterned, which can help in identification and classification of different diatom species. The complexity of the epitheca can be attributed to evolutionary adaptations that allow these organisms to thrive in diverse conditions. In addition to their ecological importance, diatoms and their epitheca have significant implications for climate change research. They are primary producers in aquatic environments, meaning they convert sunlight into energy through photosynthesis. As such, they play a vital role in carbon cycling and oxygen production. The health of diatom populations, indicated by the condition of their epitheca, can serve as a bioindicator for water quality and environmental changes. Moreover, the study of the epitheca extends beyond biology into practical applications. For example, scientists are investigating the potential use of diatomaceous earth, derived from fossilized diatoms, in various industries including filtration, pest control, and even as a natural abrasive. The unique properties of the epitheca make it an interesting subject for material science research, where its silica composition could inspire new technologies. In conclusion, the term epitheca encapsulates more than just a biological definition; it represents a gateway to understanding the intricate relationships within ecosystems and the potential applications that arise from studying these remarkable organisms. By examining the epitheca of diatoms, we can gain valuable insights into both environmental health and innovative materials that could benefit society. The continued exploration of this term and its implications will undoubtedly enrich our knowledge of biology and its interconnectedness with the world around us.

生物学的研究常常引导我们探索微生物的迷人世界。在讨论某些类型的藻类及其结构时，常常会出现一个术语——epitheca。epitheca指的是硅藻的外层或壳，这是一种以独特的硅基细胞壁著称的藻类。理解epitheca的作用和意义可以为我们提供关于这些生物如何与环境相互作用以及对生态系统的贡献的见解。 硅藻种类繁多，可以在从淡水湖泊到广阔海洋的各种水生栖息地中找到。epitheca不仅作为保护层，还在硅藻的浮力和整体功能中发挥重要作用。这一外层通常具有复杂的图案，有助于不同硅藻物种的识别和分类。epitheca的复杂性可以归因于进化适应，使这些生物能够在不同条件下生存。 除了生态重要性，硅藻及其epitheca还对气候变化研究具有重要意义。它们是水生环境中的初级生产者，意味着它们通过光合作用将阳光转化为能量。因此，它们在碳循环和氧气生产中发挥着至关重要的作用。硅藻种群的健康状况，通过其epitheca的状态来表示，可以作为水质和环境变化的生物指示器。 此外，epitheca的研究超越了生物学，涉及到实际应用。例如，科学家正在研究从化石硅藻中提取的硅藻土在过滤、害虫控制甚至作为天然磨料等各个行业的潜在用途。epitheca的独特特性使其成为材料科学研究的有趣主题，其硅成分可能激发新技术的发展。 总之，epitheca这一术语不仅仅包含生物学定义；它代表了理解生态系统内复杂关系和研究这些杰出生物所产生的潜在应用的门户。通过研究硅藻的epitheca，我们可以获得关于环境健康和创新材料的宝贵见解，这些材料可能会惠及社会。对这一术语及其影响的持续探索无疑将丰富我们对生物学及其与周围世界相互联系的认识。