lacewing

简明释义

英[ˈleɪswɪŋ]美[ˈleɪswɪŋ]

n. 草蜻蛉

英英释义

单词用法

同义词

反义词

例句

1.Lacewing larvae are cannibalistic, so females lay their eggs at the end of filaments the size of human hairs, keeping them out of reach of one another when they hatch.

由于草蜻蛉的幼虫同类相食，所以雌蛉将卵产在头发般粗细的丝的末端，这样幼虫孵化出来后就够不着对方，以免互相蚕食。

2.Lacewing larvae are cannibalistic, so females lay their eggs at the end of filaments the size of human hairs, keeping them out of reach of one another when they hatch.

由于草蜻蛉的幼虫同类相食，所以雌蛉将卵产在头发般粗细的丝的末端，这样幼虫孵化出来后就够不着对方，以免互相蚕食。

3.One possibility is that pre-prepared potion ingredients can be bought on the open market, for example, pre-stewed lacewing flies.

一个可能性是市场上可以买到制好的配料，如熬好的草蛉虫。

4.A similar design appears on the scaly wings that gave the red lacewing butterfly its name.

这种红锯蛱蝶带鳞的翅膀上也有同样的图案，它因此得名。

5.The garden was buzzing with activity as a lacewing 翅蝇 fluttered from flower to flower.

花园里充满了活力，一只lacewing 翅蝇在花间飞舞。

6.We noticed a lacewing 翅蝇 resting on the window, its delicate wings shimmering in the sunlight.

我们注意到一只lacewing 翅蝇停在窗户上，细腻的翅膀在阳光下闪闪发光。

7.Farmers often welcome lacewings 翅蝇 into their fields because they help control pest populations.

农民们通常欢迎lacewings 翅蝇进入他们的田地，因为它们有助于控制害虫数量。

8.A lacewing 翅蝇 larva can consume hundreds of aphids in a single day.

一只lacewing 翅蝇幼虫一天可以吃掉数百只蚜虫。

9.During our nature walk, we spotted a beautiful lacewing 翅蝇 hovering near a pond.

在我们的自然散步中，我们看到一只美丽的lacewing 翅蝇在池塘附近盘旋。

作文

The world of insects is filled with fascinating creatures, and one such creature that often captures the attention of entomologists and nature enthusiasts alike is the lacewing. The lacewing is a delicate insect known for its beautiful, lacy wings that shimmer in the sunlight. These insects belong to the family Chrysopidae and are commonly found in gardens and fields, where they play a crucial role in maintaining the ecological balance. In this essay, I will explore the characteristics, behavior, and ecological significance of the lacewing, highlighting why it deserves our admiration and protection. One of the most striking features of the lacewing is its wings. The wings are transparent and intricately veined, resembling fine lace, which is how they got their name. This unique appearance not only makes them aesthetically pleasing but also serves a functional purpose. The lacy structure of the wings allows for agile flight, enabling the lacewing to navigate through dense vegetation with ease. Additionally, their wings can reflect light in various ways, which may help in confusing predators and attracting mates. In terms of behavior, lacewings are primarily nocturnal, which means they are most active during the night. They are known for their predatory habits, particularly in their larval stage. Lacewing larvae are voracious eaters, feeding on aphids, mites, and other small pests that can damage crops. This predatory nature makes them invaluable allies for organic farmers and gardeners who seek natural pest control methods. By promoting the presence of lacewings in agricultural settings, we can reduce the need for chemical pesticides, leading to healthier ecosystems and safer food production. Furthermore, the life cycle of the lacewing is intriguing. It begins with the female laying eggs on the undersides of leaves to protect them from predators. Once the eggs hatch, the larvae emerge and begin their hunt for prey. After several molts, the larvae pupate and eventually emerge as adult lacewings. This metamorphosis is a reminder of the complexity and beauty of nature's processes. Each stage of the lacewing's life contributes to its role in the environment, emphasizing the interconnectedness of all living things. The ecological significance of lacewings cannot be overstated. As natural predators, they help control pest populations, which is crucial for maintaining healthy plant life. Healthy plants, in turn, support various forms of wildlife, creating a balanced ecosystem. Moreover, lacewings serve as a food source for birds and other predators, thus contributing to the food web. Protecting these insects is essential for sustaining biodiversity and ensuring the health of our planet. In conclusion, the lacewing is more than just a pretty insect; it is a vital part of our ecosystem. Its unique physical characteristics, predatory behavior, and significant ecological role highlight the importance of conserving such species. By fostering environments where lacewings can thrive, we not only support their population but also promote a healthier planet for future generations. As we continue to explore and understand the intricate relationships within our ecosystems, let us remember to appreciate and protect the wonderful creatures like the lacewing that contribute so much to our world.

昆虫的世界充满了迷人的生物，其中一种常常吸引昆虫学家和自然爱好者注意的生物就是lacewing。lacewing是一种精致的昆虫，以其美丽的蕾丝翅膀而闻名，这些翅膀在阳光下闪闪发光。这些昆虫属于脉翅目，通常在花园和田野中发现，在维持生态平衡方面发挥着至关重要的作用。在这篇文章中，我将探讨lacewing的特征、行为和生态意义，强调它为何值得我们欣赏和保护。 lacewing最引人注目的特征之一就是它的翅膀。翅膀透明且有复杂的脉络，像精细的蕾丝一样，这就是它们名字的由来。这种独特的外观不仅使它们在视觉上令人愉悦，而且还有功能性目的。翅膀的蕾丝结构允许灵活飞行，使得lacewing能够轻松穿越茂密的植被。此外，它们的翅膀可以以各种方式反射光线，这可能有助于迷惑捕食者和吸引配偶。 在行为方面，lacewing主要是夜行性的，这意味着它们在夜间活动最为频繁。它们以捕食为主，尤其是在幼虫阶段。lacewing幼虫是贪婪的食肉动物，以蚜虫、螨虫和其他小害虫为食，这些害虫会对作物造成损害。这种捕食特性使它们成为有机农民和园丁的宝贵盟友，他们寻求自然的害虫控制方法。通过促进lacewing在农业环境中的存在，我们可以减少对化学农药的需求，从而导致更健康的生态系统和更安全的食品生产。 此外，lacewing的生命周期也很有趣。它始于雌性在叶子的背面产卵，以保护卵免受捕食者的攻击。一旦卵孵化，幼虫就会出现并开始捕食。经过几次蜕皮后，幼虫会进入蛹期，最终变成成年lacewing。这种变态过程提醒我们自然过程的复杂性和美丽。lacewing的每一个生命周期阶段都为其在环境中的角色做出了贡献，强调了所有生物之间的相互联系。 lacewing的生态意义不容小觑。作为自然捕食者，它们帮助控制害虫种群，这对于维持健康的植物生命至关重要。健康的植物又支持多种野生动物，创造出平衡的生态系统。此外，lacewing也是鸟类和其他捕食者的食物来源，从而促进了食物链的形成。保护这些昆虫对于维持生物多样性和确保我们星球的健康至关重要。 总之，lacewing不仅仅是一种美丽的昆虫；它是我们生态系统的重要组成部分。其独特的身体特征、捕食行为和重要的生态角色突显了保护此类物种的重要性。通过培育lacewing能够繁衍生息的环境，我们不仅支持它们的种群，还促进了未来世代更健康的星球。当我们继续探索和理解生态系统内复杂的关系时，让我们记住要欣赏和保护像lacewing这样为我们的世界做出巨大贡献的奇妙生物。