ocelli

简明释义

英[əʊˈselaɪ]美[oʊˈselaɪ]

n. 单眼类昆虫或动物（ocellus的复数）

n. （Ocelli）（美、英、爱）奥切利（人名）

英英释义

单词用法

同义词

反义词

例句

1.In addition to its compound eyes, the mantis has three small ocelli - simple eyes used primarily as light sensors, which probably assist with stability in flight.

除了它的复眼外，它还有三个用于感受光线的单眼，可能用来保持飞行稳定性。

2.In addition to its compound eyes, the mantis has three small ocelli - simple eyes used primarily as light sensors, which probably assist with stability in flight.

除了它的复眼外，它还有三个用于感受光线的单眼，可能用来保持飞行稳定性。

3.The butterfly uses its ocelli to confuse predators by mimicking the eyes of larger animals.

蝴蝶利用它的ocelli来迷惑捕食者，模仿大型动物的眼睛。

4.In certain species of moths, the presence of ocelli can deter birds from attacking.

在某些种类的蛾子中，ocelli的存在可以阻止鸟类攻击。

5.The ocelli on the peacock's feathers are not real eyes, but serve a similar purpose in attracting mates.

孔雀羽毛上的ocelli并不是真正的眼睛，但在吸引配偶方面起着类似的作用。

6.Some reptiles have evolved ocelli that help them sense light and movement.

一些爬行动物进化出了ocelli，帮助它们感知光线和运动。

7.The ocelli of certain insects are crucial for their navigation during flight.

某些昆虫的ocelli对它们飞行时的导航至关重要。

作文

In the fascinating world of biology, the study of various organisms reveals incredible adaptations that have evolved over millions of years. One such adaptation is found in many insects and some other animals: the presence of ocelli (单眼). These simple eyes, often referred to as 'simple eyes' or 'median eyes', play a crucial role in how certain species perceive their environment. Unlike compound eyes, which are composed of numerous individual lenses, ocelli consist of only a few photoreceptor cells. This unique structure allows them to detect light intensity and movement, providing essential information to the organism about its surroundings. The function of ocelli is particularly evident in insects like butterflies and moths. For these creatures, the ability to sense changes in light can be vital for navigation and avoiding predators. While they may not provide detailed images, ocelli help these insects maintain their orientation relative to the sun or other light sources. This capability is especially important during flight, where quick decisions can mean the difference between life and death. Interestingly, ocelli are not limited to insects. Some species of reptiles and amphibians also possess these simple eyes. For instance, the tuatara, a reptile native to New Zealand, has a parietal eye that functions similarly to ocelli. This third eye, located on the top of its head, helps regulate circadian rhythms and hormone production, showcasing the diverse evolutionary paths that lead to the development of these structures. In addition to their role in navigation and light detection, ocelli may also play a part in social interactions among certain species. For example, some bees and wasps use their simple eyes to recognize patterns and colors, aiding in communication with other members of their colony. This aspect of ocelli highlights their importance not just for individual survival, but also for the social dynamics of species that rely heavily on cooperation and coordination. As we delve deeper into the study of ocelli, it becomes clear that these small structures have significant implications for understanding the evolution of vision in the animal kingdom. They represent a simpler form of visual processing that predates more complex eye structures. By studying ocelli, scientists can gain insights into how vision has adapted over time in response to environmental pressures. In conclusion, ocelli may seem insignificant at first glance, but their role in the lives of various organisms is profound. From aiding in navigation to influencing social behavior, these simple eyes are a testament to the incredible diversity of adaptations found in nature. Understanding ocelli enriches our knowledge of biology and highlights the intricate connections between form, function, and survival in the animal kingdom. As research continues to uncover the mysteries of these fascinating structures, we are reminded of the complexity and beauty of life on Earth.

在生物学的迷人世界中，各种生物的研究揭示了数百万年来演化出的令人难以置信的适应性。其中一种适应性在许多昆虫和其他一些动物中发现：存在ocelli（单眼）。这些简单的眼睛，通常被称为“简单眼”或“中眼”，在某些物种感知其环境的方式中发挥着重要作用。与由多个独立透镜组成的复眼不同，ocelli仅由少量光感受细胞组成。这种独特的结构使它们能够检测光强度和运动，为生物提供关于其周围环境的重要信息。 ocelli的功能在蝴蝶和飞蛾等昆虫中尤为明显。对于这些生物来说，感知光线变化的能力对于导航和避免掠食者至关重要。虽然它们可能无法提供详细的图像，但ocelli帮助这些昆虫保持相对于太阳或其他光源的方向感。这种能力在飞行过程中尤为重要，因为快速的决策可能意味着生与死之间的差异。 有趣的是，ocelli并不仅限于昆虫。一些爬行动物和两栖动物也拥有这些简单的眼睛。例如，生活在新西兰的爬行动物tuatara具有一个功能类似于ocelli的顶眼。这个位于头顶上的第三只眼有助于调节昼夜节律和激素生产，展示了导致这些结构发展出多样进化路径。 除了在导航和光检测中的作用外，ocelli在某些物种之间的社会互动中也可能发挥作用。例如，一些蜜蜂和黄蜂利用它们的简单眼识别图案和颜色，从而有助于与其他成员的沟通。这一方面凸显了ocelli的重要性，不仅对个体生存至关重要，也对依赖合作和协调的物种的社会动态至关重要。 随着我们深入研究ocelli，显然这些小结构对理解动物王国中视觉的演化具有重要意义。它们代表了一种更简单的视觉处理形式，早于更复杂的眼睛结构。通过研究ocelli，科学家可以获得关于视觉如何随着环境压力而适应的见解。 总之，ocelli乍一看似乎微不足道，但它们在各种生物生活中的作用却是深远的。从帮助导航到影响社会行为，这些简单的眼睛证明了自然界中适应性的惊人多样性。理解ocelli丰富了我们对生物学的知识，并突出了动物王国中形态、功能和生存之间的复杂联系。随着研究继续揭示这些迷人结构的奥秘，我们被提醒了地球生命的复杂性和美丽。