ootheca

简明释义

英[ˌəʊəˈθiːkə]美[ˌoʊoʊˈθikə;ˌoʊəˈθikə]

n. [无脊椎] 卵鞘；[解剖] 卵巢

复 数 o o t h e c a e

英英释义

单词用法

同义词

反义词

例句

1.A protective capsule of certain animals, such as insects and mollusks, that contains eggs; an ootheca.

昆虫和软体动物等一些动物的装卵的保护囊；卵鞘。

2.A protective capsule of certain animals, such as insects and mollusks, that contains eggs; an ootheca.

昆虫和软体动物等一些动物的装卵的保护囊；卵鞘。

3.The female cockroach lays her eggs in a protective case called an ootheca.

雌性蟑螂将卵产在一个称为卵鞘的保护壳中。

4.An ootheca can contain multiple eggs, ensuring the survival of the species.

卵鞘可以包含多个卵，以确保物种的生存。

5.Researchers study the structure of the ootheca to understand insect reproduction better.

研究人员研究卵鞘的结构，以更好地理解昆虫的繁殖。

6.After fertilization, the female lays her eggs inside the ootheca for protection.

受精后，雌性会将卵产在卵鞘内以保护它们。

7.The ootheca is often found in dark, hidden areas where it can remain undisturbed.

卵鞘通常被发现于黑暗、隐蔽的地方，以避免干扰。

作文

In the fascinating world of biology, there are numerous terms that describe the various structures and functions of living organisms. One such term is ootheca, which refers to a protective casing or egg case produced by certain insects, particularly cockroaches and mantids. This remarkable structure serves a vital purpose in the reproductive cycle of these creatures. Understanding the significance of the ootheca can provide insights into the survival strategies of these insects and their adaptation to diverse environments. The ootheca is typically a hard, capsule-like structure that contains multiple eggs. It is designed to protect the developing embryos from environmental hazards, predators, and adverse conditions. The formation of the ootheca is an evolutionary adaptation that enhances the chances of survival for the offspring. For instance, when a female cockroach mates, she produces an ootheca that can contain anywhere from 10 to 50 eggs, depending on the species. Once the eggs are laid inside the ootheca, the female often carries it until the eggs are ready to hatch, ensuring they are kept safe and secure. The structure of the ootheca varies among different species. In some cases, it may be smooth and elongated, while in others, it can be rough and irregular. This diversity in shape and texture helps to camouflage the ootheca within the environment, making it less noticeable to potential predators. Additionally, the material composition of the ootheca is often resilient, providing a barrier against moisture loss and physical damage. The role of the ootheca extends beyond mere protection. It also plays a critical role in the timing of hatching. The eggs within the ootheca can remain dormant for extended periods if conditions are not favorable for development. This ability to delay hatching is crucial for ensuring that the young insects emerge at the right time, maximizing their chances of survival in a competitive ecosystem. Moreover, the study of ootheca has implications for pest control strategies. Understanding the reproductive habits of insects like cockroaches can help in developing more effective methods for managing their populations. By targeting the ootheca, pest control professionals can disrupt the life cycle of these pests, ultimately reducing their numbers in urban environments. In conclusion, the ootheca is a fascinating example of nature's ingenuity in reproduction and survival. Its protective qualities and adaptability highlight the intricate relationships between organisms and their environments. As we continue to explore the complexities of biology, appreciating the significance of structures like the ootheca deepens our understanding of life itself. Whether in a laboratory setting or observing nature in the wild, the study of the ootheca provides valuable insights into the resilience and adaptability of various species, reminding us of the wonders of the natural world.

在生物学的迷人世界中，有许多术语描述生物体的各种结构和功能。其中一个术语是ootheca，它指的是某些昆虫（特别是蟑螂和螳螂）产生的保护壳或卵壳。这个非凡的结构在这些生物的繁殖周期中起着至关重要的作用。理解ootheca的重要性可以提供对这些昆虫生存策略及其适应不同环境的见解。 ootheca通常是一个坚硬的、胶囊状的结构，里面包含多个卵子。它旨在保护发育中的胚胎免受环境危害、捕食者和不利条件的影响。ootheca的形成是一个进化适应，增强了后代的生存机会。例如，当雌性蟑螂交配时，她会产生一个ootheca，根据物种的不同，可以包含从10到50个卵子。一旦卵子被放置在ootheca内，雌性通常会在卵子准备孵化之前携带它，以确保它们安全牢固。 ootheca的结构因不同物种而异。在某些情况下，它可能是光滑且细长的，而在其他情况下，它可能是粗糙和不规则的。这种形状和纹理的多样性有助于使ootheca在环境中伪装，使其不易被潜在的捕食者发现。此外，ootheca的材料成分通常是耐用的，提供了对水分流失和物理损坏的屏障。 ootheca的作用不仅限于保护。它在孵化时间的把控中也起着关键作用。如果条件不利于发育，ootheca内的卵子可以保持休眠状态很长时间。这种延迟孵化的能力对于确保年轻昆虫在适当的时机出现至关重要，从而最大限度地提高它们在竞争生态系统中的生存机会。 此外，ootheca的研究对害虫控制策略有重要意义。了解像蟑螂这样的昆虫的繁殖习性可以帮助开发更有效的管理其种群的方法。通过针对ootheca，害虫控制专业人员可以破坏这些害虫的生命周期，最终减少它们在城市环境中的数量。 总之，ootheca是自然在繁殖和生存方面的聪明才智的迷人例子。它的保护特性和适应性突显了生物体与其环境之间复杂的关系。随着我们继续探索生物学的复杂性，欣赏像ootheca这样的结构的重要性加深了我们对生命本身的理解。无论是在实验室环境中还是在观察野外自然，ootheca的研究都提供了对各种物种的韧性和适应性的宝贵见解，提醒我们自然世界的奇迹。