odonate

简明释义

英[ˈəʊdəneɪt]美[ˈoʊdəneɪt]

[昆] 蜻蜓目的

蜻蜓

英英释义

单词用法

同义词

反义词

例句

1.This was the 4th time we've seen this odonate species.

这是我们第四次看到这种蜻蜓。

2.This was the 4th time we've seen this odonate species.

这是我们第四次看到这种蜻蜓。

3.The study of odonate 蜻蜓 behavior in their natural habitat can provide insights into ecosystem health.

在其自然栖息地中研究odonate 蜻蜓的行为可以提供生态系统健康的见解。

4.Many scientists are focusing on the conservation of odonate 蜻蜓 species that are threatened by habitat loss.

许多科学家正在关注因栖息地丧失而受到威胁的odonate 蜻蜓物种的保护。

5.Photographing odonate 蜻蜓 in flight requires patience and skill.

拍摄飞行中的odonate 蜻蜓需要耐心和技巧。

6.The diversity of odonate 蜻蜓 species in this wetland is astonishing.

这个湿地中odonate 蜻蜓物种的多样性令人惊叹。

7.Children are often fascinated by odonate 蜻蜓 and their vibrant colors.

孩子们常常对odonate 蜻蜓及其鲜艳的颜色感到着迷。

作文

In the world of entomology, few groups of insects are as fascinating as the odonate. The term odonate refers to a large order of insects that includes dragonflies and damselflies. These remarkable creatures are not only known for their striking appearances but also for their incredible flying abilities and predatory nature. Understanding odonates can provide insights into the health of our ecosystems, as they are often considered indicators of environmental quality. Odonates have existed for over 300 million years, making them one of the oldest groups of insects on Earth. Their unique morphology, characterized by two pairs of strong, membranous wings, allows them to exhibit remarkable flight capabilities. Unlike many other insects, odonates can hover in place, fly backward, and change direction with astonishing agility. This makes them formidable predators, capable of catching prey mid-air. They primarily feed on smaller insects, including mosquitoes, which helps control pest populations in various habitats. The life cycle of an odonate is equally intriguing. It begins with the female laying eggs in or near water bodies, where the aquatic larvae, known as nymphs, will develop. Nymphs can live for several months to several years, depending on the species and environmental conditions. During this time, they are also skilled hunters, preying on small fish and other aquatic organisms. Once they mature, they undergo a metamorphosis, emerging from the water as adult odonates. This transformation is a remarkable process that showcases the adaptability and resilience of these insects. Ecologically, odonates play a crucial role in their environments. Their presence in freshwater ecosystems indicates good water quality, as they are sensitive to pollution and habitat degradation. Conservationists often monitor odonate populations to assess the health of aquatic ecosystems. Unfortunately, many species are threatened by habitat loss, climate change, and pollution. Protecting wetlands and maintaining clean water sources is vital for ensuring the survival of these beautiful insects. Moreover, odonates have captivated humans for centuries. Their vibrant colors and intricate patterns make them popular subjects for photography and art. In various cultures, they symbolize change, transformation, and adaptability, reflecting their remarkable life cycle and behavior. People often find joy in observing odonates flitting gracefully over ponds and streams, reminding us of the beauty of nature. In conclusion, understanding odonates is essential for appreciating the complexity of our natural world. These insects are not just beautiful creatures; they are vital components of healthy ecosystems. By studying and protecting odonates, we contribute to the conservation of biodiversity and the well-being of our environment. As we learn more about these fascinating insects, we can better appreciate the delicate balance of life that sustains us all.

在昆虫学的世界中，少数昆虫群体像odonate一样迷人。术语odonate指的是一种大型昆虫目，包括蜻蜓和豆娘。这些非凡的生物不仅因其引人注目的外观而闻名，还因其令人难以置信的飞行能力和捕食性而受到关注。理解odonate可以为我们提供有关生态系统健康的见解，因为它们常被视为环境质量的指示器。 Odonate已经存在超过3亿年，使它们成为地球上最古老的昆虫群体之一。它们独特的形态特征是两对强壮的膜翅，使它们能够展现出惊人的飞行能力。与许多其他昆虫不同，odonate能够悬停、向后飞行并以惊人的灵活性改变方向。这使它们成为强大的捕食者，能够在空中捕捉猎物。它们主要以较小的昆虫为食，包括蚊子，这有助于控制各种栖息地中的害虫种群。 Odonate的生命周期同样引人入胜。它始于雌性在水体中或附近产卵，水生幼虫称为若虫，将在此发展。根据物种和环境条件，若虫可以生活几个月到几年。在这段时间里，它们也是熟练的猎手，以小鱼和其他水生生物为食。一旦成熟，它们会经历变态，从水中蜕变为成虫odonate。这一转变是一个显著的过程，展示了这些昆虫的适应性和韧性。 在生态上，odonate在其环境中发挥着至关重要的作用。它们在淡水生态系统中的存在表明水质良好，因为它们对污染和栖息地退化非常敏感。保护主义者通常监测odonate种群，以评估水生生态系统的健康。不幸的是，许多物种面临栖息地丧失、气候变化和污染的威胁。保护湿地和维持清洁水源对于确保这些美丽昆虫的生存至关重要。 此外，odonate几个世纪以来吸引了人类的注意。它们鲜艳的颜色和复杂的图案使它们成为摄影和艺术的热门主题。在各种文化中，它们象征着变化、转型和适应，反映了它们非凡的生命周期和行为。人们常常在池塘和溪流旁观察odonate优雅地飞舞，提醒我们大自然的美丽。 总之，理解odonate对于欣赏我们自然世界的复杂性至关重要。这些昆虫不仅是美丽的生物；它们是健康生态系统的重要组成部分。通过研究和保护odonate，我们为保护生物多样性和环境的福祉做出了贡献。当我们更多地了解这些迷人的昆虫时，我们可以更好地欣赏维持我们所有生命的微妙平衡。